Blue Medaka - Ao Miyuki

The Blue Medaka (Oryzias latipes), a selectively bred variant of the Japanese rice fish, is admired for its striking iridescent blue sheen and delicate, streamlined form. This elegant strain is a favourite among aquarists and breeders for its beauty, hardiness, and adaptability to both indoor aquaria and outdoor pond environments. Blue Medaka are surface-dwelling, shoaling fish that add movement and colour to planted setups or minimalist aquascapes, thriving in both naturalistic and ornamental environments. Shop aquarium fish online delivered with confidence with our livestock guarantee. Features of a Blue Medaka - Ao Miyuki Grows up to 3.5 cm in length Metallic blue body with subtle translucency Peaceful, shoaling behavior; best kept in groups of 6 or more Hardy and adaptable to a wide range of water parameters Lifespan of 2 to 4 years Exhibits surface-oriented swimming and breeding behavior   The Best Aquarium Size for Blue Medaka - Ao Miyuki A tank of 20 litres or more is sufficient for a small group of Blue Medaka. While they tolerate confined spaces well, providing a longer horizontal swimming area enhances natural behavior and coloration. Outdoor tubs and ponds are also suitable in mild climates. Nice tank brands you can consider: Yiding Tanks Aqua One Tanks Fluval Aquariums Oceason Aquariums After an Aquarium for your fish? Browse Aquarium Tank Selection here. Tank Mate Compatibility for Blue Medaka - Ao Miyuki These medaka are peaceful and do best with similarly small, non-aggressive species. Suitable tank mates include: Pygmy Corydoras Ember Tetra Amano Shrimp Celestial Pearl Danio Diet for Blue Medaka - Ao Miyuki Blue Medaka are omnivorous and benefit from a varied diet. Feed high-quality micro pellets, crushed flakes, and occasional live or frozen foods such as baby brine shrimp, daphnia, and microworms. Multiple small feedings per day help support growth and vibrant coloration. Check out our extensive range of aquarium fish foods. Aquarium Setup for Blue Medaka - Ao Miyuki Aquarium Filtration Use a sponge or gentle internal filter to maintain clean water without creating excessive flow. These fish prefer calm surface conditions. Shop our comprehensive range of aquarium filters here. Aquarium Plants Live plants such as Java Moss, Hornwort, and Floating Ferns provide cover and enhance breeding. Dense planting also reduces stress. Interested in Live Plants for your aquariums? Click here to shop Live Plants Aquarium Lighting Moderate lighting highlights their pearlescent tones and supports plant growth. Avoid overly intense lighting. Shop the latest LED Aquarium lighting Aquarium Heating Maintain water temperature between 20–26°C. A heater is recommended in cooler climates, especially during winter. Aquarium Substrate Fine sand or smooth gravel is ideal. While they spend most of their time near the surface, a natural substrate enhances biological filtration. A variety of Substrates are available at Coburg Aquarium.  Aquarium Decorations Include gentle decorations like driftwood, moss-covered stones, and floating plants. Avoid sharp edges and maintain open swimming areas near the top. After more nice quality decorations? Check our Aquarium Ornaments.