{"id":8965,"date":"2026-02-17T07:14:39","date_gmt":"2026-02-17T07:14:39","guid":{"rendered":"https:\/\/aquadistribution.co.uk\/product\/mertens-butterfly-fish-chaetodon-mertensii\/"},"modified":"2026-02-17T07:14:40","modified_gmt":"2026-02-17T07:14:40","slug":"mertens-butterfly-fish-chaetodon-mertensii","status":"publish","type":"product","link":"https:\/\/aquadistribution.co.uk\/?product=mertens-butterfly-fish-chaetodon-mertensii","title":{"rendered":"Mertens Butterfly Fish Chaetodon Mertensii"},"content":{"rendered":"<h3 data-start=\"115\" data-end=\"167\">Mertens Butterfly Fish \u2013 <em data-start=\"144\" data-end=\"165\">Chaetodon mertensii<\/em><\/h3>\n<p data-start=\"169\" data-end=\"452\"><strong data-start=\"169\" data-end=\"182\">Overview:<\/strong><br data-start=\"182\" data-end=\"185\" \/>The Mertens Butterfly Fish is a striking marine species, featuring a pale body with bold vertical black bands and bright yellow accents on the tail and fins. Its graceful swimming and unique coloration make it a captivating addition to reef and community aquariums.<\/p>\n<p data-start=\"454\" data-end=\"574\"><strong data-start=\"454\" data-end=\"465\">Origin:<\/strong><br data-start=\"465\" data-end=\"468\" \/>Native to the <strong data-start=\"482\" data-end=\"505\">Indo-Pacific region<\/strong>, including <strong data-start=\"517\" data-end=\"571\">Indonesia, the Philippines, and northern Australia<\/strong>.<\/p>\n<p data-start=\"576\" data-end=\"761\"><strong data-start=\"576\" data-end=\"588\">Feeding:<\/strong><br data-start=\"588\" data-end=\"591\" \/>Omnivorous \u2014 thrives on <strong data-start=\"615\" data-end=\"727\">frozen or live mysis shrimp, brine shrimp, finely chopped seafood, and high-quality marine flakes or pellets<\/strong>, with occasional algae grazing.<\/p>\n<p data-start=\"763\" data-end=\"882\"><strong data-start=\"763\" data-end=\"778\">Tank Mates:<\/strong><br data-start=\"778\" data-end=\"781\" \/>Best suited for <strong data-start=\"797\" data-end=\"834\">peaceful reef and community tanks<\/strong>, avoiding overly aggressive or nippy species.<\/p>\n<p data-start=\"884\" data-end=\"986\"><strong data-start=\"884\" data-end=\"899\">Aggression:<\/strong><br data-start=\"899\" data-end=\"902\" \/><strong data-start=\"902\" data-end=\"924\">Generally peaceful<\/strong>, though may defend small territories in confined aquariums.<\/p>\n<p data-start=\"988\" data-end=\"1128\"><strong data-start=\"988\" data-end=\"1009\">Experience Level:<\/strong><br data-start=\"1009\" data-end=\"1012\" \/>Recommended for <strong data-start=\"1028\" data-end=\"1066\">intermediate to advanced aquarists<\/strong>, due to its dietary needs and sensitivity to water quality.<\/p>\n<p data-start=\"1130\" data-end=\"1153\"><strong data-start=\"1130\" data-end=\"1151\">Water Parameters:<\/strong><\/p>\n<ul data-start=\"1154\" data-end=\"1281\">\n<li data-start=\"1154\" data-end=\"1192\">\n<p data-start=\"1156\" data-end=\"1192\">Temperature: <strong data-start=\"1169\" data-end=\"1190\">74\u201380\u00b0F (23\u201327\u00b0C)<\/strong><\/p>\n<\/li>\n<li data-start=\"1193\" data-end=\"1212\">\n<p data-start=\"1195\" data-end=\"1212\">pH: <strong data-start=\"1199\" data-end=\"1210\">8.1\u20138.4<\/strong><\/p>\n<\/li>\n<li data-start=\"1213\" data-end=\"1242\">\n<p data-start=\"1215\" data-end=\"1242\">Salinity: <strong data-start=\"1225\" data-end=\"1240\">1.020\u20131.025<\/strong><\/p>\n<\/li>\n<li data-start=\"1243\" data-end=\"1281\">\n<p data-start=\"1245\" data-end=\"1281\">Minimum Tank Size: <strong data-start=\"1264\" data-end=\"1279\">75+ gallons<\/strong><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1283\" data-end=\"1459\">Elegant, colorful, and eye-catching, the <strong data-start=\"1324\" data-end=\"1350\">Mertens Butterfly Fish<\/strong> is a standout species for experienced marine hobbyists seeking a unique and visually striking centerpiece.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mertens Butterfly Fish \u2013 Chaetodon mertensii Overview:The Mertens Butterfly Fish is a striking marine species, featuring a pale body with bold vertical black bands and bright yellow accents on the tail and fins. Its graceful swimming and unique coloration make it a captivating addition to reef and community aquariums. Origin:Native to the Indo-Pacific region, including [&hellip;]<\/p>\n","protected":false},"featured_media":8964,"template":"","meta":[],"product_brand":[],"product_cat":[20],"product_tag":[],"class_list":{"0":"post-8965","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-marine-butterfly-fish","8":"first","9":"instock","10":"taxable","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"group_of_quantity":0,"min_quantity":0,"max_quantity":"","exclude_order_quantity_value_rules":"no","exclude_category_quantity_rules":"no","combine_variations":"no","exclude_global_add_ons":[],"addons":[],"_links":{"self":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/product\/8965","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/media\/8964"}],"wp:attachment":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8965"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=8965"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=8965"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=8965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}