{"product_id":"whiteheadi-chinese-perch-siniperca-whiteheadi-copy","title":"Big-eye mandarin fish (siniperca kneri)","description":"\u003cp data-start=\"226\" data-end=\"549\"\u003e\u003cem data-start=\"226\" data-end=\"248\"\u003eKner’s Chinese Perch\u003c\/em\u003e (\u003cem data-start=\"250\" data-end=\"267\"\u003eSiniperca kneri\u003c\/em\u003e) is a rare and highly sought-after freshwater predator closely related to the more common Chinese Perch. Known for its intricate camouflage pattern and stealthy hunting style, this species is a true ambush specialist—remaining motionless before striking prey with incredible speed.\u003c\/p\u003e\n\u003cp data-start=\"551\" data-end=\"681\"\u003eMore uncommon in the hobby, \u003cem data-start=\"579\" data-end=\"589\"\u003eS. kneri\u003c\/em\u003e is prized by collectors looking for something different within the Asian predator category.\u003c\/p\u003e\n\u003chr data-start=\"683\" data-end=\"686\"\u003e\n\u003ch3 data-section-id=\"1jusaon\" data-start=\"688\" data-end=\"704\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"692\" data-end=\"704\"\u003eMax Size\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"705\" data-end=\"796\"\u003e\n\u003cli data-section-id=\"aw75mn\" data-start=\"705\" data-end=\"738\"\u003e\n\u003cstrong data-start=\"707\" data-end=\"723\"\u003e10–14 inches\u003c\/strong\u003e in captivity\u003c\/li\u003e\n\u003cli data-section-id=\"rzxbpd\" data-start=\"739\" data-end=\"796\"\u003eMore compact than \u003cem data-start=\"759\" data-end=\"771\"\u003eS. chuatsi\u003c\/em\u003e, but equally predatory\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"798\" data-end=\"801\"\u003e\n\u003ch3 data-section-id=\"1hw2s0j\" data-start=\"803\" data-end=\"820\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"807\" data-end=\"820\"\u003eTank Size\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"821\" data-end=\"955\"\u003e\n\u003cli data-section-id=\"oti17\" data-start=\"821\" data-end=\"862\"\u003e\n\u003cstrong data-start=\"823\" data-end=\"835\"\u003eMinimum:\u003c\/strong\u003e 75–90 gallons (juvenile)\u003c\/li\u003e\n\u003cli data-section-id=\"133lqzo\" data-start=\"863\" data-end=\"911\"\u003e\n\u003cstrong data-start=\"865\" data-end=\"881\"\u003eRecommended:\u003c\/strong\u003e 125–180+ gallons for adults\u003c\/li\u003e\n\u003cli data-section-id=\"1vd5wc\" data-start=\"912\" data-end=\"955\"\u003eProvide structure and open ambush zones\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"957\" data-end=\"960\"\u003e\n\u003ch3 data-section-id=\"swpufs\" data-start=\"962\" data-end=\"980\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"966\" data-end=\"980\"\u003eTank Mates\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"981\" data-end=\"1163\"\u003e\n\u003cli data-section-id=\"aqfin5\" data-start=\"981\" data-end=\"1001\"\u003eHighly predatory\u003c\/li\u003e\n\u003cli data-section-id=\"16nxxd8\" data-start=\"1002\" data-end=\"1089\"\u003eBest with:\n\u003cul data-start=\"1019\" data-end=\"1089\"\u003e\n\u003cli data-section-id=\"1wyuc28\" data-start=\"1019\" data-end=\"1049\"\u003eSimilar-sized, robust fish\u003c\/li\u003e\n\u003cli data-section-id=\"168y970\" data-start=\"1052\" data-end=\"1089\"\u003eOther monster fish (with caution)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xl9ep0\" data-start=\"1090\" data-end=\"1163\"\u003eAvoid:\n\u003cul data-start=\"1103\" data-end=\"1163\"\u003e\n\u003cli data-section-id=\"1207qf4\" data-start=\"1103\" data-end=\"1133\"\u003eSmall fish (will be eaten)\u003c\/li\u003e\n\u003cli data-section-id=\"k4vqzn\" data-start=\"1136\" data-end=\"1163\"\u003eSlow or passive species\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1165\" data-end=\"1168\"\u003e\n\u003ch3 data-section-id=\"12sdk7u\" data-start=\"1170\" data-end=\"1182\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1174\" data-end=\"1182\"\u003eDiet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1183\" data-end=\"1202\"\u003eStrict carnivore:\u003c\/p\u003e\n\u003cul data-start=\"1203\" data-end=\"1339\"\u003e\n\u003cli data-section-id=\"1p386ei\" data-start=\"1203\" data-end=\"1250\"\u003eLive feeder fish (often required initially)\u003c\/li\u003e\n\u003cli data-section-id=\"1qznbt0\" data-start=\"1251\" data-end=\"1312\"\u003eFrozen fish, shrimp, and worms (can be trained over time)\u003c\/li\u003e\n\u003cli data-section-id=\"j9r7y5\" data-start=\"1313\" data-end=\"1339\"\u003eRarely accepts pellets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1341\" data-end=\"1410\"\u003e👉 Feeding can be challenging—best suited for experienced hobbyists\u003c\/p\u003e\n\u003chr data-start=\"1412\" data-end=\"1415\"\u003e\n\u003ch3 data-section-id=\"9pq1nd\" data-start=\"1417\" data-end=\"1440\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1421\" data-end=\"1440\"\u003eCare \u0026amp; Behavior\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1441\" data-end=\"1641\"\u003e\n\u003cli data-section-id=\"1b6bdnh\" data-start=\"1441\" data-end=\"1495\"\u003eAmbush predator—prefers hiding spots and low light\u003c\/li\u003e\n\u003cli data-section-id=\"q18p1y\" data-start=\"1496\" data-end=\"1529\"\u003eCan be shy during acclimation\u003c\/li\u003e\n\u003cli data-section-id=\"z3ho96\" data-start=\"1530\" data-end=\"1588\"\u003eRequires excellent water quality and strong filtration\u003c\/li\u003e\n\u003cli data-section-id=\"k73j3e\" data-start=\"1589\" data-end=\"1641\"\u003eLess active swimmer—bursts of speed when feeding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1643\" data-end=\"1646\"\u003e\n\u003ch3 data-section-id=\"ah1n2u\" data-start=\"1648\" data-end=\"1672\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1652\" data-end=\"1672\"\u003eWhy We Love Them\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1673\" data-end=\"1824\"\u003e\n\u003cli data-section-id=\"6bx35c\" data-start=\"1673\" data-end=\"1719\"\u003eRare alternative to standard Chinese Perch\u003c\/li\u003e\n\u003cli data-section-id=\"5dl2xw\" data-start=\"1720\" data-end=\"1756\"\u003eUnique camouflage and patterning\u003c\/li\u003e\n\u003cli data-section-id=\"1h7tq0x\" data-start=\"1757\" data-end=\"1786\"\u003eIntense predator behavior\u003c\/li\u003e\n\u003cli data-section-id=\"me7957\" data-start=\"1787\" data-end=\"1824\"\u003ePerfect for Asian predator setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1826\" data-end=\"1829\"\u003e\n\u003ch3 data-section-id=\"krndik\" data-start=\"1831\" data-end=\"1857\"\u003e\u003cspan role=\"text\"\u003e⚠️ \u003cstrong data-start=\"1838\" data-end=\"1857\"\u003eImportant Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1858\" data-end=\"2023\"\u003e\n\u003cli data-section-id=\"64ur3d\" data-start=\"1858\" data-end=\"1883\"\u003eNot beginner-friendly\u003c\/li\u003e\n\u003cli data-section-id=\"hpsvz\" data-start=\"1884\" data-end=\"1925\"\u003eOften requires live feeding initially\u003c\/li\u003e\n\u003cli data-section-id=\"1122anx\" data-start=\"1926\" data-end=\"1987\"\u003eExtremely predatory—tank mates must be carefully selected\u003c\/li\u003e\n\u003cli data-section-id=\"1ngsfr9\" data-start=\"1988\" data-end=\"2023\"\u003eSensitive to poor water quality\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"vendor-unknown","offers":[{"title":"3 - 3.5 inches","offer_id":46093333070020,"sku":null,"price":145.0,"currency_code":"USD","in_stock":false},{"title":"4 - 4.5 inches","offer_id":46093333102788,"sku":null,"price":165.0,"currency_code":"USD","in_stock":false},{"title":"5 - 5.5 inches","offer_id":46093333135556,"sku":null,"price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5286\/6500\/files\/ChatGPTImageApr26_2026_11_50_37PM.png?v=1777261847","url":"https:\/\/www.predatoryfins.com\/products\/whiteheadi-chinese-perch-siniperca-whiteheadi-copy","provider":"Predatory Fins","version":"1.0","type":"link"}