{"product_id":"coal-grunter-hephaestus-carbo","title":"Coal Grunter (Hephaestus carbo)","description":"\u003cp\u003e\u003cspan\u003eCoal Grunter\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(Hephaestus carbo)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Coal Grunter is a hardy Australian freshwater fish known for its dark charcoal coloration, powerful build, and active personality. Found throughout northern Australia, this species inhabits rivers, billabongs, and rocky waterways where it spends much of its time cruising open water and searching for food.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts bold appearance and durable nature make it a favorite among hobbyists looking for a unique predatory fish that can thrive in large community setups with appropriately sized tankmates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMax Size\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUp to 16–20 inches in captivity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLarge adults develop a thick, muscular body\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTank Size\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMinimum: 180 gallons\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRecommended: 240+ gallons for adult specimens\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRequires ample swimming space\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDiet\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOmnivorous with a strong preference for meaty foods\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEats pellets, shrimp, insects, fish, and other aquatic invertebrates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReadily accepts high-quality prepared foods\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWater Parameters\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTemperature: 72–82°F\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003epH: 6.5–8.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAppreciates clean, well-oxygenated water\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTemperament\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenerally peaceful with similarly sized fish\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCan be territorial as it matures\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMay consume smaller tankmates\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eAquarium Setup\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProvide open swimming areas along with rockwork and driftwood\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStrong filtration is recommended due to its size and feeding habits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSecure lids are advised, especially for active specimens\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWith its deep coal-black coloration, impressive size, and rugged Australian origins, the Coal Grunter (\u003c\/span\u003e\u003cspan\u003eHephaestus carbo\u003c\/span\u003e\u003cspan\u003e) is an outstanding choice for large freshwater aquariums and makes a striking centerpiece fish for hobbyists seeking something different from the ordinary.\u003c\/span\u003e\u003c\/p\u003e","brand":"vendor-unknown","offers":[{"title":"2.5 - 3 inches","offer_id":46211953918148,"sku":null,"price":55.0,"currency_code":"USD","in_stock":true},{"title":"3.5 - 4 inches","offer_id":46211953950916,"sku":null,"price":70.0,"currency_code":"USD","in_stock":true},{"title":"4.5 - 5 inches","offer_id":46211958440132,"sku":null,"price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5286\/6500\/files\/7FBB0289-B684-4875-B869-02082203DA43.jpg?v=1780591260","url":"https:\/\/www.predatoryfins.com\/products\/coal-grunter-hephaestus-carbo","provider":"Predatory Fins","version":"1.0","type":"link"}