{"product_id":"royal-clown-knifefish","title":"Royal Clown Knifefish","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eKnifefish are some of the most interesting freshwater aquarium fish available. Their unique \"knife blade\" body shape and ability to swim backwards using their undulating bottom fin make them fascinating additions to appropriate aquarium communities.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg\u003e\u003cspan\u003eAn uncommon and distinctive species of knifefish (Chitala blanci) from Southeast Asia, the Royal Clown Knife is found in fast-moving waters of the middle Mekong. A predatory species with a surprisingly large mouth, they can easily eat fish up to 1\/3rd their size in many cases. Despite their predatory nature, they are peaceful towards nearly all tankmates too big to be eaten. Instead of the row of spots on the body. They black diagonal patterns.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKnifefish are scaleless and extremely sensitive to poor water conditions. Water quality should be pristine, with undetectable ammonia and nitrites, and nitrates below 20 ppm. pH should be between 7.0 and 8.0, with alkalinity between 5° and 10° (90 ppm to 180 ppm). Temperature should be maintained between 75° and 80° F. If the aquarium is kept in rooms below 75°, use an \u003ca href=\"https:\/\/www.aqueon.com\/products\/heating\"\u003eAqueon Aquarium Heater\u003c\/a\u003e to maintain the correct temperature. Knifefish are sensitive to many medications, so the use of a UV sterilizer is recommended to prevent disease rather than having to resort to chemicals after a disease outbreak. Maintain good filtration and change 10% of the water every week or 25% every 2 weeks using an Aqueon \u003ca href=\"https:\/\/www.aqueon.com\/products\/cleaning-maintenance\/water-changers\"\u003eAquarium Water Changer\u003c\/a\u003e or \u003ca href=\"https:\/\/www.aqueon.com\/products\/cleaning-maintenance\/siphon-vacuum-gravel-cleaners\"\u003eSiphon Vacuum Gravel Cleaner\u003c\/a\u003e. Do not forget to treat tap water with \u003ca href=\"https:\/\/www.aqueon.com\/products\/water-care\/water-conditioners\"\u003eAqueon Water Conditioner\u003c\/a\u003e before refilling your aquarium!\u003c\/span\u003e\u003c\/p\u003e","brand":"Angel Exotix Aquarium","offers":[{"title":"Small","offer_id":64273939956089,"sku":null,"price":25.0,"currency_code":"EUR","in_stock":false},{"title":"Medium","offer_id":64273939988857,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":false},{"title":"Large","offer_id":64273940021625,"sku":null,"price":75.0,"currency_code":"EUR","in_stock":false},{"title":"Extra Large","offer_id":64273940054393,"sku":null,"price":120.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0908\/6743\/3849\/files\/royal-clown-knife-fish-chitala-blanci-_lpbggcd8rdtxashu.webp?v=1787006327","url":"https:\/\/angelexotix.com\/products\/royal-clown-knifefish","provider":"Angel Exotix Aquarium","version":"1.0","type":"link"}