{"product_id":"polleni-harlequin-grouper","title":"Polleni Harlequin Grouper","description":"\u003cp data-start=\"118\" data-end=\"1134\"\u003eThe Polleni Harlequin Grouper (\u003cem data-start=\"149\" data-end=\"172\"\u003eCephalopholis polleni\u003c\/em\u003e) is an \u003cstrong data-start=\"180\" data-end=\"194\"\u003eaggressive\u003c\/strong\u003e species that is \u003cstrong data-start=\"211\" data-end=\"228\"\u003enot reef-safe\u003c\/strong\u003e, admired for its \u003cstrong data-start=\"246\" data-end=\"308\"\u003evibrant coloration, striking blue stripes, and robust body\u003c\/strong\u003e. Males are typically \u003cstrong data-start=\"330\" data-end=\"409\"\u003elarger and more vividly colored, often displaying elongated dorsal fin rays\u003c\/strong\u003e, while females and juveniles are \u003cstrong data-start=\"443\" data-end=\"500\"\u003esmaller with more subdued coloration and shorter fins\u003c\/strong\u003e. Adults can reach up to \u003cstrong data-start=\"525\" data-end=\"546\"\u003e18 inches (45 cm)\u003c\/strong\u003e in size and should be housed in aquariums of at least \u003cstrong data-start=\"601\" data-end=\"620\"\u003e100–250 gallons\u003c\/strong\u003e, providing \u003cstrong data-start=\"632\" data-end=\"690\"\u003eample live rock, hiding spots, and open swimming space\u003c\/strong\u003e. Stable water parameters are crucial, with salinity around \u003cstrong data-start=\"750\" data-end=\"765\"\u003e1.020–1.025\u003c\/strong\u003e, temperature between \u003cstrong data-start=\"787\" data-end=\"798\"\u003e72–79°F\u003c\/strong\u003e, and pH \u003cstrong data-start=\"807\" data-end=\"818\"\u003e8.1–8.4\u003c\/strong\u003e, along with a secure lid since this species is prone to jumping. Their diet should consist of \u003cstrong data-start=\"913\" data-end=\"995\"\u003emeaty foods such as krill, squid, clams, silversides, and high-quality pellets\u003c\/strong\u003e. With proper care, the Polleni Harlequin Grouper makes a \u003cstrong data-start=\"1053\" data-end=\"1092\"\u003estriking and impressive centerpiece\u003c\/strong\u003e for a large, species-specific aquarium.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eInternational Aquatics Quarantine \u0026amp; Guarantee: All fish are checked by marine vets, given a formalin bath, and held for 14 days in copper-treated systems. We feed Selcon-soaked food with Kanaplex and Metroplex during quarantine. Unless marked, all livestock comes with our 15-Day Guarantee. You will receive a video of your fish eating before shipment. On request, we also send photos\/videos after arrival at IA. Some species are import-to-order (3-10 business days). Many common species are already cleared or near the end of QT.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeveral species will be import-to-order and may take anywhere from 3-10 business days to secure. Once your fish is secured, you will be notified, and the quarantine process will then begin.\u003c\/span\u003e\u003c\/p\u003e","brand":"International Aquatics","offers":[{"title":"Default Title","offer_id":57473813643567,"sku":null,"price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/3532\/6511\/files\/Screenshot2026-05-27at2.23.44AM.png?v=1779863203","url":"https:\/\/internationalaquatics.com\/products\/polleni-harlequin-grouper","provider":"International Aquatics","version":"1.0","type":"link"}