幹之青鱂

Hikarini Medaka Selective Breeding Guide | Tips for Selective Breeding Aiming for Full-Body Light

Explains methods of selective breeding for hikarini medaka. Introduces techniques for developing body-external light, selection criteria for full-body specimens, and tips for improving fixation rates.

[Complete Comparison] Yōkihi Medaka vs Miyuki Medaka | Differences in Breeding Difficulty, Cost, and Characteristics

Complete comparison of Yōkihi and Miyuki: color, body type, ease of breeding, and price range. Which is recommended for beginners?

Recommended Aquatic Plants for Medaka | Choosing for Biotopes and Indoor Aquariums

Carefully selected aquatic plants for medaka tanks and biotopes from a fish keeper's perspective. From species that serve as spawning beds, hardy species that grow without CO2, to floating plants that become hiding places for fry—this guide explains selection criteria and compatibility.

Aurora Medaka Care Guide | Tank Setup to Bring Out Rainbow Coloration and Breeding/Selection Tips

A detailed guide to Aurora Medaka characteristics and care methods. Covers substrate, lighting, and water quality management to maximize pearl-like iridescent coloration, breeding procedures, and selection criteria for developing vibrant individuals—a practical guide useful for beginners through intermediate keepers.