Dark Emerald Fin Medaka (ダークエメラルドフィンメダカ) – Rinko Shine and Amber Elegance
Dark Emerald Fin Medaka (ダークエメラルドフィンメダカ) is a refined ornamental strain known for its elegant amber coloration, emerald-green dorsal shimmer, and semi-transparent scale structure. Developed by breeder Ayumu Medaka (あゆむメダカ) and released in 2022, this variety captures the beauty of subtle color balance and the rare “rinko” (燐光) effect — a net-like shine on the dorsal surface that appears vivid under natural light.
Genetic Traits & Lineage
- Strain Name (品種名): Dark Emerald Fin
- Breeder (作出者): Ayumu Medaka (あゆむメダカ)
- Released: 2022
- Lineage: Stabilized from amber offspring of the Emerald Fin development line
- Not Related To: Bronze Medaka (ブロンズメダカ); genetically distinct lineage
- Main Trait: Rinko (燐光) — net-like emerald dorsal shine
Physical Characteristics
- Body Color: Deep amber with a subtle reddish glow
- Scales: Semi-transparent (半透明鱗), enhancing depth and softness
- Dorsal Shine: Emerald-green rinko reflection, best seen in top-view lighting
- Fins: Clear to lightly pigmented, offering a clean silhouette
- Top View Appeal: Best appreciated under sunlight or full-spectrum LED
Related Strains
- Emerald Fin Medaka: Ancestral line known for green dorsal light
- Bronze Medaka: Often confused, but genetically unrelated to this strain
- Amber Transparent Scales: Other semi-transparent types with warm undertones
Conclusion
Dark Emerald Fin Medaka offers an exceptional blend of warmth and radiance. Its amber tone combined with the jewel-like rinko dorsal shine makes it a sophisticated yet naturalistic addition to any medaka collection. For enthusiasts seeking modern refinement and distinct identity in their fish, this strain represents both thoughtful breeding and timeless beauty.
※ This article is based on information from Medaka Zukan and Medaka no Yakata.
※ Photos provided by SNR KOREA. Unauthorized reproduction or redistribution is strictly prohibited.
