{"product_id":"orange-medaka-ricefish-oryzias-latipes-mixed-grade","title":"Orange Medaka Ricefish (Oryzias latipes) mixed grade","description":"\u003ch2\u003eBlack Medaka Ricefish \u003cem\u003e(Oryzias latipes)\u003c\/em\u003e — Mixed Grade\u003c\/h2\u003e\u003cp\u003eElegant, peaceful, and surprisingly captivating, the Black Medaka Ricefish is a jewel of the nano aquarium world. With their deep, velvety black colouration and graceful, shimmering movement, a small school of these fish transforms any planted tank into a living work of art. Our \u003cstrong\u003emixed grade\u003c\/strong\u003e listing offers a selection of fish with varying degrees of black pigmentation — from rich charcoal to near-solid jet black — making each tank uniquely your own.\u003c\/p\u003e\u003cp\u003eOriginally from Japan and East Asia, Medaka (Japanese Ricefish) have been selectively bred for centuries, and the Black variety remains one of the most sought-after strains among nano fish enthusiasts and aquascapers alike.\u003c\/p\u003e\u003ch3\u003eHighlights\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStriking black colouration\u003c\/strong\u003e — deep, velvety pigmentation that contrasts beautifully against green plants and light substrates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMixed grade\u003c\/strong\u003e — assorted intensity of black colouration; great value for planted tanks and breeding projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal nano fish\u003c\/strong\u003e — small, active, and peaceful; perfect for tanks as small as 10 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardy \u0026amp; beginner-friendly\u003c\/strong\u003e — tolerates a wide range of water parameters and temperatures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface schooling behaviour\u003c\/strong\u003e — mesmerizing to watch as they glide near the waterline in a coordinated group\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to breed\u003c\/strong\u003e — females carry egg clusters and attach them to plants; fry are easy to raise\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCare Guide\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank size:\u003c\/strong\u003e 40 L (10 gal) minimum; larger for groups of 10+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 18–28°C (64–82°F) — highly adaptable; can tolerate cooler temps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e 6.5–8.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Micro pellets, crushed flake food, baby brine shrimp, daphnia; not fussy eaters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTankmates:\u003c\/strong\u003e Peaceful community fish, shrimp, snails; avoid large or aggressive species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDécor:\u003c\/strong\u003e Floating plants (frogbit, water lettuce) and fine-leaved plants encourage natural behaviour and provide spawning sites\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLighting:\u003c\/strong\u003e Moderate; enhances the depth of their black colouration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAbout Mixed Grade\u003c\/h3\u003e\u003cp\u003eMixed grade fish are selected from our breeding stock and include individuals with varying levels of black pigmentation. While not show-quality, they are healthy, vibrant fish that are ideal for community tanks, breeding programs, or hobbyists looking to enjoy this beautiful strain at accessible pricing. Colouration may deepen with age, diet, and optimal water conditions.\u003c\/p\u003e","brand":"Aquapets ( KowloonAquarium)","offers":[{"title":"Default Title","offer_id":53702604161297,"sku":null,"price":6.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/9225\/6785\/files\/Screenshot2026-06-23184634_1e95aad4-c71e-43c6-9b06-342ec0a1c6b7.png?v=1782255087","url":"https:\/\/www.aquapets.ca\/products\/orange-medaka-ricefish-oryzias-latipes-mixed-grade","provider":"Aquapets ( KowloonAquarium)","version":"1.0","type":"link"}