{"id":43674,"date":"2026-08-29T19:31:46","date_gmt":"2026-08-29T17:31:46","guid":{"rendered":"https:\/\/mytankscape.com\/?p=43674"},"modified":"2026-08-29T19:31:46","modified_gmt":"2026-08-29T17:31:46","slug":"fish-compatibility-guide-which-fish-can-live-together","status":"publish","type":"post","link":"https:\/\/mytankscape.com\/en\/fish-compatibility-guide-which-fish-can-live-together\/","title":{"rendered":"Fish Compatibility Guide: Which Fish Can Live Together (and Which Can&#8217;t)"},"content":{"rendered":"<h1>Fish Compatibility Guide: Which Fish Can Live Together (and Which Can&#8217;t)<\/h1>\n<div class=\"mts-summary\">\nQuick summary: fish compatibility comes down to four factors \u2014 temperament, adult size, water parameters, and diet \u2014 and getting any one of them wrong is enough to end in a dead or constantly stressed fish. Some species are genuinely easy to mix into a peaceful community, others need more specific conditions or careful tankmate selection, and a few are best kept entirely alone. This guide breaks real, currently available species into those tiers so you can plan a stocking list before you buy, not after something goes wrong.\n<\/div>\n<h2>Table of Contents<\/h2>\n<ul>\n<li><a href=\"#compatibility-factors\">The Four Factors That Actually Determine Compatibility<\/a><\/li>\n<li><a href=\"#easy-tier\">Easy: Beginner-Friendly Community Fish<\/a><\/li>\n<li><a href=\"#advanced-tier\">Advanced: Fish With More Specific Requirements<\/a><\/li>\n<li><a href=\"#expert-tier\">Expert-Only: Hard Fish to Keep<\/a><\/li>\n<li><a href=\"#solo-tier\">Fish That Should Live Alone<\/a><\/li>\n<li><a href=\"#mistakes\">Common Compatibility Mistakes<\/a><\/li>\n<li><a href=\"#stocking-plan\">Building a Stocking Plan Before You Buy<\/a><\/li>\n<li><a href=\"#faq\">Frequently Asked Questions<\/a><\/li>\n<\/ul>\n<h2 id=\"compatibility-factors\">The Four Factors That Actually Determine Compatibility<\/h2>\n<p>Most compatibility disasters trace back to one of four factors, and checking all four before you buy prevents the overwhelming majority of problems. <strong>Temperament<\/strong> is the most obvious: peaceful, semi-aggressive, and aggressive species don&#8217;t mix well, and even two &#8220;peaceful&#8221; species can clash if one is a notorious fin-nipper housed with a long-finned tankmate. <strong>Adult size<\/strong> matters because a fish that&#8217;s a harmless two centimeters at the store can reach 30+ centimeters as an adult \u2014 at that point, anything that fits in its mouth is potential food, regardless of how peaceful the species is generally described as.<\/p>\n<p><strong>Water parameters<\/strong> \u2014 temperature, pH, and hardness \u2014 need genuine overlap, not just &#8220;both freshwater.&#8221; A species that wants soft, acidic water and 28\u00b0C will stay chronically stressed in hard, alkaline water at 24\u00b0C even if no single parameter is instantly lethal. <strong>Diet<\/strong> is the most overlooked factor: a fish that needs live or frozen food will slowly starve in a tank stocked only with flakes, and predatory species housed with much smaller tankmates will eventually treat them as a meal rather than a companion.<\/p>\n<div class=\"mts-tip\">\n<strong>Tip:<\/strong> before buying any new fish, look up its adult size and temperament \u2014 not just how it looks and behaves at the size it&#8217;s sold at. A calm, inch-long juvenile Oscar or cichlid gives almost no indication of the fish it becomes in a year.\n<\/div>\n<h2 id=\"easy-tier\">Easy: Beginner-Friendly Community Fish<\/h2>\n<p>These species are genuinely forgiving \u2014 tolerant of a reasonable range of water parameters, peaceful with similarly-sized tankmates, and a solid starting point if you&#8217;re building your first community tank.<\/p>\n<div class=\"mts-product-callout\">\n<h3>Recommended Species<\/h3>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/rummy-nose-tetra\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Rummy Nose Tetra<\/a> \u2014 a peaceful schooling fish, best kept in groups of 6 or more<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/pakistani-loach\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Pakistani Yo-Yo Loach<\/a> \u2014 social, hardy, and useful for controlling snail populations<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/clown-loach\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Clown Loach<\/a> \u2014 peaceful and social, though it grows larger than most beginners expect<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/panda-garra-ruffa\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Garra Rufa (Doctor Fish)<\/a> \u2014 active, peaceful, and tolerant of a wide parameter range<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/l144-bristlenose\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Bristlenose Pleco<\/a> \u2014 a hardy algae-eater that stays peaceful with almost any similarly-sized tankmate<\/li>\n<\/ul>\n<\/div>\n<p>Even within this easy tier, do a little homework on adult size: Clown Loaches, for instance, are calm and social but can eventually reach a size that calls for a genuinely large tank, and a fish that outgrows its home isn&#8217;t actually a low-maintenance choice no matter how easygoing its temperament is.<\/p>\n<p><!-- IMAGE 1\nImage Filename: peaceful-community-fish-freshwater-aquarium.jpg\nImage Title: Peaceful community fish schooling in a freshwater aquarium\nAlt Text: A school of peaceful community fish swimming together in a planted freshwater aquarium\nAI Prompt: Photograph of a school of small peaceful freshwater fish swimming together in a lush planted aquarium, natural lighting, realistic underwater photography, no visible brand text or logos, no product packaging, 16:9\nCaption: Easy, peaceful species are the safest starting point for a first community tank.\nPurpose: Visually reinforce the easy-tier section early in the compatibility guide.\n--><\/p>\n<h2 id=\"advanced-tier\">Advanced: Fish With More Specific Requirements<\/h2>\n<p>These species aren&#8217;t necessarily aggressive, but they call for more attention to water quality, tankmate selection, or environment than the easy tier \u2014 a good next step once you&#8217;re comfortable with routine maintenance and testing.<\/p>\n<div class=\"mts-product-callout\">\n<h3>Recommended Species<\/h3>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/koi-angel\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Angelfish<\/a> \u2014 peaceful as juveniles but increasingly territorial as adults, especially toward small, fast-moving fish they can corner<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/black-ghost-knife-fish\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Black Ghost Knife Fish<\/a> \u2014 nocturnal, needs hiding spots and pristine water, and can be territorial toward other knife fish<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/l134-pleco\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">L134 Leopard Frog Pleco<\/a> \u2014 a specialty pleco that needs excellent water quality and driftwood to graze on, not a beginner algae-eater substitute<\/li>\n<\/ul>\n<\/div>\n<p>Angelfish are the clearest example of why &#8220;advanced&#8221; doesn&#8217;t mean aggressive: a small angelfish is a calm community fish, but as it matures and pairs off, it becomes territorial around its chosen spawning site and will treat very small tankmates \u2014 think tiny fry-sized fish \u2014 as food rather than company. Plan tankmates for the adult angelfish you&#8217;ll have in a year, not the juvenile you&#8217;re buying today.<\/p>\n<h2 id=\"expert-tier\">Expert-Only: Hard Fish to Keep<\/h2>\n<p>These species are genuinely more demanding \u2014 narrow water parameter tolerances, specific social structures, or both \u2014 and are best attempted once you have real experience maintaining stable water quality.<\/p>\n<div class=\"mts-product-callout\">\n<h3>Recommended Species<\/h3>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/albino-alenquer-discusx\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Discus<\/a> \u2014 needs stable, warm (around 28\u201330\u00b0C), soft and slightly acidic water, and is notoriously unforgiving of water quality swings<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/demasoni-african-cichlid\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Demasoni African Cichlid<\/a> \u2014 needs hard, alkaline water and a specific social setup (large groups in a spacious tank) to spread out aggression rather than concentrate it on one individual<\/li>\n<\/ul>\n<\/div>\n<div class=\"mts-warning\">\n<strong>Watch out:<\/strong> Discus and most community fish want opposite water conditions \u2014 Discus prefer soft, acidic water while many easy community species tolerate a wider, often harder range. Mixing Discus into a general community tank usually means compromising on parameters that don&#8217;t fully suit either group.\n<\/div>\n<p>African cichlids like Demasoni have their own trap: they&#8217;re aggressive toward their own species specifically, which means keeping too few of them concentrates that aggression onto whichever individual ranks lowest, while a properly sized group spreads it out enough that no single fish is constantly targeted. Getting the stocking numbers wrong is a common reason a &#8220;compatible&#8221; species still ends up bullied to death.<\/p>\n<p><!-- IMAGE 2\nImage Filename: discus-and-african-cichlid-water-parameters.jpg\nImage Title: Discus fish in a warm, softly lit planted aquarium\nAlt Text: Discus fish swimming in a warm freshwater aquarium with soft lighting\nAI Prompt: Photograph of Discus fish swimming gracefully in a warm, dimly lit planted freshwater aquarium, soft ambient lighting, realistic underwater photography, no visible brand text or logos, no product packaging, 16:9\nCaption: Discus reward experienced keepers who can hold stable, warm, soft water \u2014 and punish unstable conditions quickly.\nPurpose: Visually reinforce the expert-tier section roughly midway through the article.\n--><\/p>\n<h2 id=\"solo-tier\">Fish That Should Live Alone<\/h2>\n<p>A handful of species are simply better off in a species-only tank, or even truly alone, rather than a mixed community \u2014 usually because their adult size, territorial aggression, or predatory instinct makes coexistence genuinely risky for tankmates.<\/p>\n<div class=\"mts-product-callout\">\n<h3>Recommended Species<\/h3>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-chilli-oscar\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Oscar<\/a> \u2014 grows large, intelligent, and territorial; smaller fish are often eaten rather than tolerated once the Oscar matures<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-devil-american-cichid\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Red Devil Cichlid<\/a> \u2014 one of the most consistently aggressive cichlids kept in the hobby, frequently best housed alone<\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-terror\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Red Terror Cichlid<\/a> \u2014 large and territorial, needs a spacious tank and careful tankmate selection at minimum, often best alone<\/li>\n<\/ul>\n<\/div>\n<p>None of this means these fish are a poor choice \u2014 they&#8217;re genuinely striking, characterful species that many hobbyists specifically seek out. It means planning for a species-only tank (or a very carefully chosen handful of robust, similarly-sized tankmates with plenty of space and line-of-sight breaks) rather than assuming any fish can be added to a general community setup.<\/p>\n<h2 id=\"mistakes\">Common Compatibility Mistakes<\/h2>\n<ul class=\"mts-checklist\">\n<li>Buying based on a juvenile&#8217;s current size instead of researching its adult size<\/li>\n<li>Assuming &#8220;peaceful species&#8221; means compatible with everything, ignoring fin-nipping or territorial tendencies<\/li>\n<li>Mixing species that want genuinely different water parameters, not just &#8220;both freshwater&#8221;<\/li>\n<li>Understocking a same-species-aggressive fish (like many African cichlids), concentrating aggression on one individual instead of spreading it out<\/li>\n<li>Adding small, fast-moving fish to a tank with a predatory or large territorial species and assuming size alone will protect them<\/li>\n<li>Not accounting for diet \u2014 housing a fish that needs live or frozen food where only flakes are offered<\/li>\n<\/ul>\n<h2 id=\"stocking-plan\">Building a Stocking Plan Before You Buy<\/h2>\n<p>Write out your full intended stocking list before buying anything, including adult sizes and temperaments for every species on it \u2014 not just the first one or two you&#8217;re excited about. Check every pair of species against each other, not only against the &#8220;main&#8221; fish you had in mind, since two supposedly compatible additions can still clash with each other even if each individually gets along with your centerpiece fish.<\/p>\n<p>Add fish gradually rather than all at once, giving your filter&#8217;s bacteria colony time to catch up with the added bioload, and watch behavior closely for the first few weeks after each addition \u2014 early signs of bullying or stress are much easier to correct with a small adjustment than after months of established territory and social hierarchy.<\/p>\n<h2 id=\"faq\">Frequently Asked Questions<\/h2>\n<div class=\"mts-faq\">\n<h3>Can I mix Oscars with other cichlids?<\/h3>\n<p>Only with careful planning \u2014 Oscars need tankmates that are similarly large, robust, and not likely to be eaten or bullied. A general community mix isn&#8217;t a safe pairing for an adult Oscar.\n<\/p><\/div>\n<div class=\"mts-faq\">\n<h3>Why did my &#8220;peaceful&#8221; fish start attacking others?<\/h3>\n<p>Peaceful often means peaceful within its species or size class, not universally. Territorial behavior frequently emerges as a fish matures or pairs off, even in species generally described as calm.\n<\/p><\/div>\n<div class=\"mts-faq\">\n<h3>Can Discus live with regular community fish?<\/h3>\n<p>It&#8217;s possible with careful species selection, but Discus want warmer, softer, more acidic water than most easy community fish tolerate comfortably, so the tank&#8217;s water parameters usually end up as a compromise that doesn&#8217;t fully suit either group.\n<\/p><\/div>\n<div class=\"mts-faq\">\n<h3>How many African cichlids do I need to keep aggression manageable?<\/h3>\n<p>More than a &#8220;just a couple&#8221; \u2014 species like Demasoni need a proper group in a spacious tank so aggression spreads across many individuals rather than concentrating on one. Research the specific species&#8217; recommended group size before buying.\n<\/p><\/div>\n<div class=\"mts-faq\">\n<h3>Is it cruel to keep a fish alone?<\/h3>\n<p>Not for species that are naturally solitary or highly territorial in the wild \u2014 for a Red Devil Cichlid or a mature Oscar, a spacious solo tank is usually less stressful than forcing coexistence with tankmates it will bully or eat.\n<\/p><\/div>\n<div class=\"mts-faq\">\n<h3>What&#8217;s the safest way to test if two species are compatible?<\/h3>\n<p>Research both species&#8217; adult size, temperament, and water parameter needs before buying either one \u2014 don&#8217;t rely on how they behave together in a display tank at the store, since juvenile behavior doesn&#8217;t predict adult temperament.\n<\/p><\/div>\n<h2>Conclusion<\/h2>\n<p>Compatibility comes down to matching temperament, adult size, water parameters, and diet \u2014 research all four before adding any new fish, not just the one that catches your eye. Some species genuinely are easy, forgiving additions to a community tank; others need real experience, specific water conditions, or a tank of their own. Planning your full stocking list in advance, rather than one impulse addition at a time, is what actually prevents the fights, deaths, and stress that come from mismatched tankmates.<\/p>\n<p>If you&#8217;re planning your next stocking decision, explore MyTankScape&#8217;s current live fish selection and check each species&#8217; care requirements before adding it to your tank.<\/p>\n<div class=\"mts-product-callout\">\n<h2>Recommended Products<\/h2>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/rummy-nose-tetra\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Rummy Nose Tetra<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/pakistani-loach\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Pakistani Yo-Yo Loach<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/koi-angel\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Angelfish<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/albino-alenquer-discusx\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Discus<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-chilli-oscar\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Oscar<\/a><\/li>\n<\/ul>\n<\/div>\n<h2>Internal Link Map<\/h2>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/rummy-nose-tetra\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Rummy Nose Tetra<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/pakistani-loach\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Pakistani Yo-Yo Loach<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/clown-loach\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Clown Loach<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/panda-garra-ruffa\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Garra Rufa (Doctor Fish)<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/l144-bristlenose\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Bristlenose Pleco<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/koi-angel\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Angelfish<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/black-ghost-knife-fish\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Black Ghost Knife Fish<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/l134-pleco\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">L134 Leopard Frog Pleco<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/albino-alenquer-discusx\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Discus<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/demasoni-african-cichlid\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Demasoni African Cichlid<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-chilli-oscar\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Oscar<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-devil-american-cichid\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Red Devil Cichlid<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/shop\/super-red-terror\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Red Terror Cichlid<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/best-community-fish-freshwater-aquarium\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Best Community Fish for Freshwater Aquarium<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/common-freshwater-fish-diseases-treatment\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Common Freshwater Fish Diseases and How to Treat Them<\/a><\/li>\n<\/ul>\n<h2>Related Articles<\/h2>\n<ul>\n<li><a href=\"https:\/\/mytankscape.com\/en\/best-community-fish-freshwater-aquarium\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Best Community Fish for Freshwater Aquarium<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/common-freshwater-fish-diseases-treatment\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">Common Freshwater Fish Diseases and How to Treat Them<\/a><\/li>\n<li><a href=\"https:\/\/mytankscape.com\/en\/start-first-freshwater-aquarium\/\" class=\"mts-link\" style=\"color:#1a56db;text-decoration:underline;font-weight:600;font-size:1.03em;\">How to Start Your First Freshwater Aquarium<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Which aquarium fish are safe to mix, which need more careful planning, and which are better off alone \u2014 a compatibility guide organized by temperament and difficulty.<\/p>\n","protected":false},"author":298,"featured_media":43675,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wpai_generated_summary":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"mts_hero_image_prompt":"","mts_hero_image_alt":"","_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[873],"tags":[993,879,987,863,989,881,878,877,991,995],"class_list":["post-43674","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fish-care","tag-aggressive-fish","tag-aquarium-stocking","tag-cichlid-care","tag-community-fish","tag-discus-fish","tag-fish-care","tag-fish-compatibility","tag-freshwater-fish","tag-oscar-fish","tag-tank-mates"],"jetpack_sharing_enabled":true,"jetpack_likes_enabled":false,"jetpack-related-posts":[],"jetpack_featured_media_url":"https:\/\/mytankscape.com\/wp-content\/uploads\/2026\/08\/fish-compatibility-guide-hero.png","_links":{"self":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/posts\/43674","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/users\/298"}],"replies":[{"embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/comments?post=43674"}],"version-history":[{"count":1,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/posts\/43674\/revisions"}],"predecessor-version":[{"id":43677,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/posts\/43674\/revisions\/43677"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/media\/43675"}],"wp:attachment":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/media?parent=43674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/categories?post=43674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/tags?post=43674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}