Orange Medaka – Yokihi

The Yokihi Medaka (Oryzias latipes), a premium strain of Japanese rice fish, is known for its striking red-orange body and refined appearance. Bred for its ornamental beauty, the Yokihi Medaka is a standout among medaka varieties and is especially prized in outdoor breeding tubs and aesthetic aquascapes. Like other medaka, the Yokihi is hardy, peaceful, and highly adaptable, making it suitable for both beginners and seasoned aquarists. Its vivid colouration and surface-dwelling behavior add visual interest to any planted tank or mini pond.

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Features of a Orange Medaka Yokihi

• Grows up to 3.5 cm in length

• Deep red-orange coloration with semi-translucent fins

• 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 Orange Medaka Yokihi

A tank of 20 litres or more is sufficient for a small group of Orange Medaka Yokihi. 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

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Tank Mate Compatibility for Orange Medaka Yokihi

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 Orange Medaka Yokihi

Orange Medaka Yokihi 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.

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Aquarium Setup for Orange Medaka Yokihi

Aquarium Filtration

Use a sponge or gentle internal filter to maintain clean water without creating excessive flow. These fish prefer calm surface conditions.

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Aquarium Plants

Live plants such as Java Moss, Hornwort, and Floating Ferns provide cover and enhance breeding. Dense planting also reduces stress.

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Aquarium Lighting

Moderate lighting highlights their pearlescent tones and supports plant growth. Avoid overly intense lighting.

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Aquarium Heating

Maintain water temperature between 2026C. 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 ofSubstratesare 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.

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