{"id":10990,"date":"2023-08-03T10:18:44","date_gmt":"2023-08-03T10:18:44","guid":{"rendered":"https:\/\/keepingcatfish.com\/?p=10990"},"modified":"2023-08-16T09:18:51","modified_gmt":"2023-08-16T09:18:51","slug":"cory-catfish-ph","status":"publish","type":"post","link":"https:\/\/keepingcatfish.com\/cory-catfish-ph\/","title":{"rendered":"The Ideal pH for Cory Catfish (+ How To Change It)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"10990\" class=\"elementor elementor-10990\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-588f585 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"588f585\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-46f3b64\" data-id=\"46f3b64\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5d5e66b elementor-widget elementor-widget-text-editor\" data-id=\"5d5e66b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 01-11-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Although cory catfish are quite hardy fish, they have specific requirements in terms of water parameters. This includes the pH, one of the most crucial parameters to monitor.<\/p><p><b>In captivity, a pH of 6.6 to 7.5 is best for most Corydoras species. In the wild, cory cats are found in a range of different water types, from acidic waters (around 4.5 in the coastal Atlantic forest) to alkaline waters with a pH around 7.5 (like calcareous soil environments in the Brazilian Northeast).\u00a0<\/b><\/p><p><a href=\"https:\/\/keepingcatfish.com\/corydoras-wild-habitat\/\">Wild-caught fish<\/a> are more sensitive to pH because captive-bred fish are mostly bred on tap water and are more used to fluctuations.<\/p><p>Before making any adjustments, it&#8217;s recommended to check your pH weekly. Do this using a test kit. Checkout out my pick for a great\u00a0<a href=\"https:\/\/www.amazon.com\/API-250-Test-Freshwater-Aquarium-Water\/dp\/B000255NAK?content-id=amzn1.sym.1c86ab1a-a73c-4131-85f1-15bd92ae152d%3Aamzn1.sym.1c86ab1a-a73c-4131-85f1-15bd92ae152d&amp;crid=3VZG2JLAL0Y7K&amp;cv_ct_cx=ph+test+kit+aquarium&amp;keywords=ph+test+kit+aquarium&amp;pd_rd_i=B000255NAK&amp;pd_rd_r=bde3b97e-bd6d-4d0b-b991-b695755634cd&amp;pd_rd_w=l7aG4&amp;pd_rd_wg=9Dqpj&amp;pf_rd_p=1c86ab1a-a73c-4131-85f1-15bd92ae152d&amp;pf_rd_r=0ZEWNVYG6A2KVTT33MVQ&amp;qid=1691066066&amp;sbo=RZvfv%2F%2FHxDF%2BO5021pAnSA%3D%3D&amp;sprefix=ph+test+kit+a%2Caps%2C175&amp;sr=1-3-364cf978-ce2a-480a-9bb0-bdb96faa0f61-spons&amp;sp_csd=d2lkZ2V0TmFtZT1zcF9zZWFyY2hfdGhlbWF0aWM&amp;psc=1&amp;linkCode=ll1&amp;tag=keepingcatfish-20&amp;linkId=23ef3c5bcdab81d6b4f2f41403ea4d87&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">affordable test kit<\/a>\u00a0on Amazon.<\/p><p><a href=\"https:\/\/www.amazon.com\/API-250-Test-Freshwater-Aquarium-Water\/dp\/B000255NAK?content-id=amzn1.sym.1c86ab1a-a73c-4131-85f1-15bd92ae152d%3Aamzn1.sym.1c86ab1a-a73c-4131-85f1-15bd92ae152d&amp;crid=3VZG2JLAL0Y7K&amp;cv_ct_cx=ph+test+kit+aquarium&amp;keywords=ph+test+kit+aquarium&amp;pd_rd_i=B000255NAK&amp;pd_rd_r=bde3b97e-bd6d-4d0b-b991-b695755634cd&amp;pd_rd_w=l7aG4&amp;pd_rd_wg=9Dqpj&amp;pf_rd_p=1c86ab1a-a73c-4131-85f1-15bd92ae152d&amp;pf_rd_r=0ZEWNVYG6A2KVTT33MVQ&amp;qid=1691066066&amp;sbo=RZvfv%2F%2FHxDF%2BO5021pAnSA%3D%3D&amp;sprefix=ph+test+kit+a%2Caps%2C175&amp;sr=1-3-364cf978-ce2a-480a-9bb0-bdb96faa0f61-spons&amp;sp_csd=d2lkZ2V0TmFtZT1zcF9zZWFyY2hfdGhlbWF0aWM&amp;psc=1&amp;linkCode=ll1&amp;tag=keepingcatfish-20&amp;linkId=23ef3c5bcdab81d6b4f2f41403ea4d87&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">Check it out (7 bucks)<\/a> -&gt;<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ce159b elementor-widget elementor-widget-heading\" data-id=\"2ce159b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 01-11-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">The dangers of a low pH<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2eb3851 elementor-widget elementor-widget-text-editor\" data-id=\"2eb3851\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>When the pH in the cory catfish tank drops below the optimum, several negative effects can occur.<\/p><p>The drop in pH can negatively affect the ability of corydoras to regulate essential physiological processes such as breathing and maintaining balance.<\/p><p>Keeping the fish in irregular parameters causes stress and can damage the membranes and mucous membranes, making the fish more susceptible to infections and diseases.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c88044a elementor-widget elementor-widget-heading\" data-id=\"c88044a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. pH drops Explained<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-740f607 elementor-widget elementor-widget-text-editor\" data-id=\"740f607\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>pH is a scale that measures the acidity or alkalinity of water. It ranges from 0 to 14, with 7 being considered neutral.<\/p><p>A pH below 7 indicates acidity, while a pH above 7 indicates alkalinity.<\/p><p>In aquariums, the pH is predisposed to drop, and the water to become acidic; this is directly due to an increase in the concentration of hydrogen ions (H+).<\/p><p>Acidification occurs naturally due to biological processes such as fish respiration and the decomposition of organic matter in the aquarium.<\/p><p>However, environmental factors such as excessive addition of carbon dioxide (CO2), temperature, oxygenation, or acidic substances can also cause the pH to drop.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c315fd8 elementor-widget elementor-widget-heading\" data-id=\"c315fd8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Impact on the nitrogen cycle and the ecosystem\n<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c6a1e80 elementor-widget elementor-widget-image\" data-id=\"c6a1e80\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 01-11-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"750\" src=\"https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/01\/NitrogenCycleFull1.jpeg\" class=\"attachment-large size-large wp-image-3206\" alt=\"\" srcset=\"https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/01\/NitrogenCycleFull1.jpeg 550w, https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/01\/NitrogenCycleFull1-220x300.jpeg 220w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Image source: <a href=\"http:\/\/www.aquascapinglab.com\/en\/2017\/07\/06\/nitriti-e-nitrati-in-acquario-cosa-sono-i-valori-no2-e-no3\/\">Aquascaping Lab <\/a><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6f1696 elementor-widget elementor-widget-text-editor\" data-id=\"a6f1696\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Suboptimal pH can affect the nitrogen cycle in aquariums. The nitrogen cycle is the process by which waste nitrogen such as ammonia is converted into less toxic compounds such as nitrate.<\/p><p>Beneficial bacteria are responsible for this conversion. Low pH hinders the proliferation and activity of these bacteria, resulting in a reduction in the efficiency of the nitrogen cycle.<\/p><p>This can lead to a build-up of toxic ammonia and nitrite, causing fish stress and illness and increasing the need for periodic maintenance.<\/p><p><b>A low pH can trigger a total imbalance in the aquarium.<\/b><\/p><p>Other species, such as plants, invertebrates, and beneficial bacteria, can be negatively affected by a low pH. Some plants may have difficulty absorbing essential nutrients, affecting their growth and health.<\/p><p>Sensitive invertebrates such as shrimp and snails can also be harmed, as can the beneficial bacteria responsible for decomposing organic waste. This can lead to a decrease in biodiversity and a collapse of the ecological balance in the aquarium.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10d1fb7 elementor-widget elementor-widget-heading\" data-id=\"10d1fb7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Stress and abnormal behavior<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a49922d elementor-widget elementor-widget-text-editor\" data-id=\"a49922d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Irregular pH can cause a high level of stress in corydoras, resulting in abnormal behavior. Fish kept in a low pH environment may show signs of stress such as excessive agitation, erratic swimming, <a href=\"https:\/\/keepingcatfish.com\/why-your-cory-catfish-isnt-eating-causes-solutions\/\">lack of appetite<\/a>, and lethargy.<\/p><p>The stress caused by pH compromises the immune system of cory catfish, making them more susceptible to disease and infection. Prolonged stress can negatively affect the growth and reproduction of fish, resulting in a less healthy population.<\/p><p>If you worry about the behavior of your Corydoras and want to know whether it&#8217;s normal, I highly recommend checking out the <a href=\"https:\/\/keepingcatfish.com\/corydoras-behavior\/\">full cory catfish behavior guide<\/a>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56dfd4e elementor-widget elementor-widget-heading\" data-id=\"56dfd4e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Possible symptoms of a pH that's too low<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6df6b8c elementor-widget elementor-widget-heading\" data-id=\"6df6b8c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Respiratory issues<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4b6209 elementor-widget elementor-widget-text-editor\" data-id=\"a4b6209\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Corydoras may have difficulty breathing when the pH of the water is too acidic. This can be seen when they begin to move their gills rapidly and gasp at the surface of the water. <\/span><\/p><p><span style=\"font-weight: 400;\">The low pH interferes with the ability of the gills to extract oxygen from the water, causing cory cats to struggle to get the oxygen they need to breathe.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7893cd8 elementor-widget elementor-widget-heading\" data-id=\"7893cd8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Lethargic behavior<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c50b7a8 elementor-widget elementor-widget-text-editor\" data-id=\"c50b7a8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>When exposed to a low pH, corydoras can become lethargic and less active. They spend more time at the bottom of the aquarium and show little interest in swimming or exploring the environment.<\/p><p>This behavior is a reflection of the stress caused by low pH, which negatively affects your metabolism and energy.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f564118 elementor-widget elementor-widget-heading\" data-id=\"f564118\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Stress<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-47c8c23 elementor-widget elementor-widget-text-editor\" data-id=\"47c8c23\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Low pH can cause stress and anxiety in corydoras, which causes them to exhibit stressful behaviors such as constantly hiding, swimming erratically, and fussing around in the aquarium.\u00a0<\/p><p>An environment with an inadequate pH affects the nervous system and hormonal balance of Corydoras, causing discomfort and increasing stress levels.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-242cd17 elementor-widget elementor-widget-heading\" data-id=\"242cd17\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Color loss<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d0da1a elementor-widget elementor-widget-text-editor\" data-id=\"9d0da1a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Corydoras may show color loss and changes when exposed to suboptimal pH. They may appear pale, faded, or dull in color.<\/p><p>This is because the pH affects the pigmentation and mucosa of the cory cat&#8217;s skin and scales. The color change is a visual indicator that they are experiencing problems due to improper pH.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f07769 elementor-widget elementor-widget-heading\" data-id=\"5f07769\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">5. Growth and development issues<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65615d3 elementor-widget elementor-widget-text-editor\" data-id=\"65615d3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>pH interferes with the healthy growth and development of cory catfish. Young fish may exhibit slow growth, poor development, and deformities when kept at a low pH. This is because pH affects the absorption of nutrients and minerals essential for proper growth.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e354652 elementor-widget elementor-widget-heading\" data-id=\"e354652\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Possible symptoms of a high pH<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed32b3a elementor-widget elementor-widget-text-editor\" data-id=\"ed32b3a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>A high pH, i.e. above ideal, can have adverse effects on corydoras and other fish. When the pH is above 7 on the scale, we say that it is alkaline, the opposite of acidic.<\/p><p>However, cory catfish can perfectly live in slightly alkaline water, but above 7.5 it starts to get less optimal for most species.<\/p><p>Alkalinity in your water occurs due to several reasons such as the chemical composition of the supply water, the presence of limestone rocks or shells in the aquarium, and the lack of buffering materials.<\/p><p>A high pH affects corydoras in many ways and is even thought to be a condition called alkalinidosis. Alkanylidosis in ornamental fish exhibits many symptoms, the main ones being:<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77b36b0 elementor-widget elementor-widget-heading\" data-id=\"77b36b0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Damaged skin and fins<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54e1694 elementor-widget elementor-widget-text-editor\" data-id=\"54e1694\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>High pH in aquarium water can damage the skin and fins of corydoras. Alkaline conditions can erode the skin&#8217;s protective layer, leaving it vulnerable to disease and infection.<\/p><p>Also, their fins can become brittle and start to come apart easily. You may notice sores, whiteheads, irritation, or even damage to the corydoras due to the high pH.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c19f0f9 elementor-widget elementor-widget-heading\" data-id=\"c19f0f9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Abnormal behavior<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd89a37 elementor-widget elementor-widget-text-editor\" data-id=\"cd89a37\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Corydoras are fish known for their active and social behavior. However, a high pH can cause them stress and discomfort.<\/p><p>As a result, they may exhibit abnormal behaviors such as swimming erratically, hiding excessively, or becoming isolated from the group. These behavioral changes are a sign that the corydoras are struggling due to the high pH in the aquarium.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b09a48 elementor-widget elementor-widget-heading\" data-id=\"4b09a48\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Lack of appetite<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b9c908f elementor-widget elementor-widget-text-editor\" data-id=\"b9c908f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>When corydoras are exposed to a high pH, they can lose their appetite. The high pH environment can affect the taste and the ability to detect and digest food, causing them to lose interest in eating.\u00a0<\/p><p>This lack of appetite can lead to <a href=\"https:\/\/keepingcatfish.com\/cory-catfish-diet\/\">nutritional problems<\/a> and negatively affect the overall health of corydoras.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afb386f elementor-widget elementor-widget-heading\" data-id=\"afb386f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Breathing problems<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-631ee05 elementor-widget elementor-widget-text-editor\" data-id=\"631ee05\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\tAlkaline water affects the availability of oxygen in the water. This can hamper the corydoras ability to absorb oxygen through their gills. As a result, they may experience breathing problems, such as rapid breathing and panting. In more severe cases, the lack of adequate oxygen can lead to the death of the corydoras.\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8fda7e elementor-widget elementor-widget-heading\" data-id=\"d8fda7e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Color changes<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f6d5338 elementor-widget elementor-widget-text-editor\" data-id=\"f6d5338\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The non-ideal pH can affect the pigmentation of corydoras. They may change color, becoming pale, dull, or faded.\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">This color change indicates that the Corydoras are stressed due to the high pH. Observing color changes can help identify problems in the aquarium environment and promptly act to correct the pH.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43c1174 elementor-widget elementor-widget-heading\" data-id=\"43c1174\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How to change pH safely<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b4b79b elementor-widget elementor-widget-text-editor\" data-id=\"9b4b79b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Rapid and drastic changes in pH can stress and negatively impact the fish, leading to problems such as physiological shock.<\/p><p>By changing the pH gradually, the fish and other organisms can adjust to changes in a more natural and less stressful way.<\/p><p>This allows the functioning of your body to adapt to the new water conditions and maintain your internal balance.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1cbeb0f elementor-widget elementor-widget-heading\" data-id=\"1cbeb0f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Test the pH regularly<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b554e1c elementor-widget elementor-widget-text-editor\" data-id=\"b554e1c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\tBefore making any adjustments, it&#8217;s important to monitor your aquarium&#8217;s pH regularly. Use a reliable test kit to get accurate measurements and track changes over time.\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b748260 elementor-widget elementor-widget-html\" data-id=\"b748260\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<script type=\"text\/javascript\">\namzn_assoc_tracking_id = \"keepingcatfish-20\";\namzn_assoc_ad_mode = \"manual\";\namzn_assoc_ad_type = \"smart\";\namzn_assoc_marketplace = \"amazon\";\namzn_assoc_region = \"US\";\namzn_assoc_design = \"enhanced_links\";\namzn_assoc_asins = \"B000255NAK\";\namzn_assoc_placement = \"adunit\";\namzn_assoc_linkid = \"ed2619a6e676ecdd99816ac27f1a158f\";\n<\/script>\n<script src=\"\/\/z-na.amazon-adsystem.com\/widgets\/onejs?MarketPlace=US\"><\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41feed8 elementor-widget elementor-widget-text-editor\" data-id=\"41feed8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>There are a few options in terms of tests:<\/p><p>Digital: <a href=\"https:\/\/www.amazon.com\/YINMIK-Hydroponics-Accurate-Drinking-Aquarium\/dp\/B0BDLRJY62?crid=1255NRCIMCSZ3&amp;keywords=ph%2Btest%2Bkit%2Bdigital&amp;qid=1691066763&amp;refresh=1&amp;sprefix=ph%2Btest%2Bkit%2Bdigital%2Caps%2C189&amp;sr=8-2-spons&amp;sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&amp;th=1&amp;linkCode=ll1&amp;tag=keepingcatfish-20&amp;linkId=8ab6bdbce9d1dc58c8fb8304d4c63ac9&amp;language=en_US&amp;ref_=as_li_ss_tl\">Check out<\/a> -&gt;<\/p><p>Strips (Cheapest): <a href=\"https:\/\/www.amazon.com\/API-250-Test-Freshwater-Aquarium-Water\/dp\/B000255NAK?content-id=amzn1.sym.1c86ab1a-a73c-4131-85f1-15bd92ae152d%3Aamzn1.sym.1c86ab1a-a73c-4131-85f1-15bd92ae152d&amp;crid=3VZG2JLAL0Y7K&amp;cv_ct_cx=ph%2Btest%2Bkit%2Baquarium&amp;keywords=ph%2Btest%2Bkit%2Baquarium&amp;pd_rd_i=B000255NAK&amp;pd_rd_r=bde3b97e-bd6d-4d0b-b991-b695755634cd&amp;pd_rd_w=l7aG4&amp;pd_rd_wg=9Dqpj&amp;pf_rd_p=1c86ab1a-a73c-4131-85f1-15bd92ae152d&amp;pf_rd_r=0ZEWNVYG6A2KVTT33MVQ&amp;qid=1691066066&amp;sbo=RZvfv%2F%2FHxDF%2BO5021pAnSA%3D%3D&amp;sprefix=ph%2Btest%2Bkit%2Ba%2Caps%2C175&amp;sr=1-3-364cf978-ce2a-480a-9bb0-bdb96faa0f61-spons&amp;sp_csd=d2lkZ2V0TmFtZT1zcF9zZWFyY2hfdGhlbWF0aWM&amp;th=1&amp;linkCode=ll1&amp;tag=keepingcatfish-20&amp;linkId=dea0d4551dd51d1055810665125496db&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">Check out<\/a> -&gt;<\/p><p>Drop tests: <a href=\"https:\/\/www.amazon.com\/API-ADJUSTER-250-Test-Freshwater-Aquarium\/dp\/B001QXR454?crid=3VZG2JLAL0Y7K&amp;keywords=ph+test+kit+aquarium&amp;qid=1691066661&amp;rnid=2941120011&amp;s=pet-supplies&amp;sprefix=ph+test+kit+a%2Caps%2C175&amp;sr=1-5&amp;linkCode=ll1&amp;tag=keepingcatfish-20&amp;linkId=c60c6ad54afcccee9f49d47197da55d5&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">Check out<\/a> -&gt;<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6aa137 elementor-widget elementor-widget-heading\" data-id=\"a6aa137\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Perform gradual water changes<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9193c75 elementor-widget elementor-widget-text-editor\" data-id=\"9193c75\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\tIf you prefer natural methods, you can make gradual changes to the aquarium water to influence the pH. Adding pH-appropriate distilled or filtered water slowly over time can help stabilize the aquarium&#8217;s pH.\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be2376c elementor-widget elementor-widget-heading\" data-id=\"be2376c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Natural materials<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f193c9f elementor-widget elementor-widget-text-editor\" data-id=\"f193c9f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Certain natural materials, such as logs or Indian almond leaves (IAL) , may have properties that help regulate the pH of the water.<\/p><p>Apart from lowering the pH, IAL also has anti-bacterial workings and releases useful tannins. In my opinion, they&#8217;re a great addition to any tank, whether or not you want to lower the pH.<\/p><p>Check out <a href=\"https:\/\/www.amazon.com\/LeonBach-Catappa-Creates-Native-Environment\/dp\/B08XYSCYKS?crid=659Z9P02LO3X&amp;keywords=indian+almond+leaves&amp;qid=1691066990&amp;sprefix=indian+al%2Caps%2C178&amp;sr=8-7&amp;linkCode=ll1&amp;tag=keepingcatfish-20&amp;linkId=f6afcb4a1963611b13262af1a259ca7d&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">IAL on Amazon<\/a> -&gt;<\/p><p>Research the available options and introduce these materials into your aquarium.<\/p><p>The hardwood logs release tannins into the water, which can help lower the pH, while the catappa leaves have natural substances that can stabilize the pH at levels that are more suitable for Corydoras.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-208821b elementor-widget elementor-widget-image\" data-id=\"208821b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/06\/A3050050-4012496210500-AMTRA-CATAPPA-LEAVES-30PZ.jpeg\" class=\"attachment-large size-large wp-image-6216\" alt=\"\" srcset=\"https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/06\/A3050050-4012496210500-AMTRA-CATAPPA-LEAVES-30PZ.jpeg 1000w, https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/06\/A3050050-4012496210500-AMTRA-CATAPPA-LEAVES-30PZ-300x300.jpeg 300w, https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/06\/A3050050-4012496210500-AMTRA-CATAPPA-LEAVES-30PZ-150x150.jpeg 150w, https:\/\/keepingcatfish.com\/wp-content\/uploads\/2022\/06\/A3050050-4012496210500-AMTRA-CATAPPA-LEAVES-30PZ-768x768.jpeg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6e0987 elementor-blockquote--skin-border elementor-blockquote--button-color-official elementor-widget elementor-widget-blockquote\" data-id=\"a6e0987\" data-element_type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor-pro - v3.14.0 - 26-06-2023 *\/\n@charset \"UTF-8\";.entry-content blockquote.elementor-blockquote:not(.alignright):not(.alignleft),.entry-summary blockquote.elementor-blockquote{margin-right:0;margin-left:0}.elementor-widget-blockquote blockquote{margin:0;padding:0;outline:0;font-size:100%;vertical-align:baseline;background:transparent;quotes:none;border:0;font-style:normal;color:#3f444b}.elementor-widget-blockquote blockquote .e-q-footer:after,.elementor-widget-blockquote blockquote .e-q-footer:before,.elementor-widget-blockquote blockquote:after,.elementor-widget-blockquote blockquote:before,.elementor-widget-blockquote blockquote cite:after,.elementor-widget-blockquote blockquote cite:before{content:none}.elementor-blockquote{transition:.3s}.elementor-blockquote__author,.elementor-blockquote__content{margin-bottom:0;font-style:normal}.elementor-blockquote__author{font-weight:700}.elementor-blockquote .e-q-footer{margin-top:12px;display:flex;justify-content:space-between}.elementor-blockquote__tweet-button{display:flex;transition:.3s;color:#1da1f2;align-self:flex-end;line-height:1;position:relative;width:-moz-max-content;width:max-content}.elementor-blockquote__tweet-button:hover{color:#0967a0}.elementor-blockquote__tweet-button span{font-weight:600}.elementor-blockquote__tweet-button i,.elementor-blockquote__tweet-button span{vertical-align:middle}.elementor-blockquote__tweet-button i+span,.elementor-blockquote__tweet-button svg+span{margin-left:.5em}.elementor-blockquote__tweet-button svg{fill:#1da1f2;height:1em;width:1em}.elementor-blockquote__tweet-label{white-space:pre-wrap}.elementor-blockquote--button-skin-bubble .elementor-blockquote__tweet-button,.elementor-blockquote--button-skin-classic .elementor-blockquote__tweet-button{padding:.7em 1.2em;border-radius:100em;background-color:#1da1f2;color:#fff;font-size:15px}.elementor-blockquote--button-skin-bubble .elementor-blockquote__tweet-button:hover,.elementor-blockquote--button-skin-classic .elementor-blockquote__tweet-button:hover{background-color:#0967a0;color:#fff}.elementor-blockquote--button-skin-bubble .elementor-blockquote__tweet-button:hover:before,.elementor-blockquote--button-skin-classic .elementor-blockquote__tweet-button:hover:before{border-right-color:#0967a0}.elementor-blockquote--button-skin-bubble .elementor-blockquote__tweet-button svg,.elementor-blockquote--button-skin-classic .elementor-blockquote__tweet-button svg{fill:#fff;height:1em;width:1em}.elementor-blockquote--button-skin-bubble.elementor-blockquote--button-view-icon .elementor-blockquote__tweet-button,.elementor-blockquote--button-skin-classic.elementor-blockquote--button-view-icon .elementor-blockquote__tweet-button{padding:0;width:2em;height:2em}.elementor-blockquote--button-skin-bubble.elementor-blockquote--button-view-icon .elementor-blockquote__tweet-button i,.elementor-blockquote--button-skin-classic.elementor-blockquote--button-view-icon .elementor-blockquote__tweet-button i{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}.elementor-blockquote--button-skin-bubble .elementor-blockquote__tweet-button:before{content:\"\";border:.5em solid transparent;border-right-color:#1da1f2;position:absolute;left:-.8em;top:50%;transform:translateY(-50%) scaleY(.65);transition:.3s}.elementor-blockquote--button-skin-bubble.elementor-blockquote--align-left .elementor-blockquote__tweet-button:before{right:auto;left:-.8em;border-right-color:#1da1f2;border-left-color:transparent}.elementor-blockquote--button-skin-bubble.elementor-blockquote--align-left .elementor-blockquote__tweet-button:hover:before{border-right-color:#0967a0}.elementor-blockquote--button-skin-bubble.elementor-blockquote--align-right .elementor-blockquote__tweet-button:before{left:auto;right:-.8em;border-right-color:transparent;border-left-color:#1da1f2}.elementor-blockquote--button-skin-bubble.elementor-blockquote--align-right .elementor-blockquote__tweet-button:hover:before{border-left-color:#0967a0}.elementor-blockquote--skin-boxed .elementor-blockquote{background-color:#f9fafa;padding:30px}.elementor-blockquote--skin-border .elementor-blockquote{border-color:#f9fafa;border-left:7px #f9fafa;border-style:solid;padding-left:20px}.elementor-blockquote--skin-quotation .elementor-blockquote:before{content:\"\u201c\";font-size:100px;color:#f9fafa;font-family:Times New Roman,Times,serif;font-weight:900;line-height:1;display:block;height:.6em}.elementor-blockquote--skin-quotation .elementor-blockquote__content{margin-top:15px}.elementor-blockquote--align-left .elementor-blockquote__content{text-align:left}.elementor-blockquote--align-left .elementor-blockquote .e-q-footer{flex-direction:row}.elementor-blockquote--align-right .elementor-blockquote__content{text-align:right}.elementor-blockquote--align-right .elementor-blockquote .e-q-footer{flex-direction:row-reverse}.elementor-blockquote--align-center .elementor-blockquote{text-align:center}.elementor-blockquote--align-center .elementor-blockquote .e-q-footer,.elementor-blockquote--align-center .elementor-blockquote__author{display:block}.elementor-blockquote--align-center .elementor-blockquote__tweet-button{margin-right:auto;margin-left:auto}<\/style>\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tFun fact: catappa leaves (Indian almond leaves) are often used to prevent cory catfish eggs from infecting. They're a great natural anti bacterial agent!\t\t\t<\/p>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d34cfb6 elementor-widget elementor-widget-button\" data-id=\"d34cfb6\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.amazon.com\/LeonBach-Catappa-Creates-Native-Environment\/dp\/B08XYSCYKS?crid=659Z9P02LO3X&#038;keywords=indian+almond+leaves&#038;qid=1691066990&#038;sprefix=indian+al%2Caps%2C178&#038;sr=8-7&#038;linkCode=ll1&#038;tag=keepingcatfish-20&#038;linkId=f6afcb4a1963611b13262af1a259ca7d&#038;language=en_US&#038;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"nofollow\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Buy on Amazon<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ae844ff elementor-widget elementor-widget-heading\" data-id=\"ae844ff\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Proper filtration<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9465f21 elementor-widget elementor-widget-text-editor\" data-id=\"9465f21\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\tProper filtration is essential to maintain water quality and help control pH. Make sure you have an efficient filtration system that can remove waste and keep ammonia and nitrite levels in check. A clean, stable water environment is critical to the health of Corydoras.\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b67f34e elementor-widget elementor-widget-heading\" data-id=\"b67f34e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Keep observing their behavior<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d347c1 elementor-widget elementor-widget-text-editor\" data-id=\"2d347c1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>After making adjustments to the aquarium pH, it is essential to observe the behavior of the corydoras. Watch for possible signs of stress, such as retracted fins, changes in appetite, or abnormal behavior.\u00a0<\/p><p>If necessary, make additional adjustments gradually, always taking into account the well-being of the corydoras.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Although cory catfish are quite hardy fish, they have specific requirements in terms of water parameters. This includes the pH, one of the most crucial parameters to monitor. In captivity, a pH of 6.6 to 7.5 is best for most Corydoras species. In the wild, cory cats are found in a range of different water &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/keepingcatfish.com\/cory-catfish-ph\/\"> <span class=\"screen-reader-text\">The Ideal pH for Cory Catfish (+ How To Change It)<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":10992,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[10],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The Ideal pH for Cory Catfish (+ How To Change It) | Keeping Catfish<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/keepingcatfish.com\/cory-catfish-ph\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Ideal pH for Cory Catfish (+ How To Change It) | Keeping Catfish\" \/>\n<meta property=\"og:description\" content=\"Although cory catfish are quite hardy fish, they have specific requirements in terms of water parameters. 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