チュウゴクメダカ (Oryzias sinensis)

科: Adrianichthyidae

チュウゴクメダカは中国に原生する温和な雑食性の淡水魚（アドリアニクチス科）。飼育難度は初心者向き程度です。

飼育条件

水温: 18–26 °C
pH: 6.5–7.5
GH硬度: 5–15 dGH
成魚の体長: 2.2–3.1 cm
最小水槽: 31 L
泳ぐ水層: Upper; surface-oriented; keep 6+
飼育難度: 簡単
性格: Peaceful
原産地: 东亚淡水水系

種の概要

Oryzias sinensis is a Adrianichthyidae. In the aquarium it stays peaceful. Plan on 2.2–3.1 cm of adult fish at 18–26 °C. Related profiles: Oryzias curvinotus, Oryzias javanicus, Oryzias latipes.

原生環境

生息地: Clear streams, rivers and still waters
水流: Still to very gentle water
溶存酸素: Average oxygen needs

レイアウトと設備

底床: Smooth gravel and sand with open floor space
流木・石組: Driftwood, water-worn stones and shelters that mimic the native biotope
水草: Hardy plants on hardscape; keep the floor open

性格・餌・混泳

群泳性: Keep 6+; larger groups settle better
餌: Omnivore; quality prepared foods with variety
おすすめの混泳相手: Amur False Gudgeon — Similar size and water needs
China-Bitterling — Similar size and water needs
Acanthorhodeus chankaensis — Similar size and water needs
混泳しないほうがいい相手: Large aggressive cichlids — Bullying and injury risk
Known fin nippers — Constant stress and fin damage

繁殖と注意点

雌雄の違い: Males are typically slimmer and more intensely colored; females fuller-bodied
繁殖方法: Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes

よくある質問

チュウゴクメダカは飼育しやすい？

飼育しやすい初心者向き。Peaceful。Keep 6+; larger groups settle better。

チュウゴクメダカの適水温と水質は？

適水温 18–26 °C。Community-standard range; verify locally。Standard heater to hold the mid-range steadily。

チュウゴクメダカの大きさと水槽サイズは？

成魚は 2.2–3.1 cm。最低 31 L。

チュウゴクメダカの餌は？

Omnivore; quality prepared foods with variety。人工飼料に冷凍餌を組み合わせて。

チュウゴクメダカは混泳できる？

可能。Peaceful。おすすめ：Amur False Gudgeon — Similar size and water needs, China-Bitterling — Similar size and water needs, Acanthorhodeus chankaensis — Similar size and water needs。Large aggressive cichlids — Bullying and injury risk, Known fin nippers — Constant stress and fin damageとの混泳は避ける。

チュウゴクメダカの原産地は？

原産地は东亚淡水水系。Clear streams, rivers and still watersに生息。Still to very gentle water。Average oxygen needs。

チュウゴクメダカの繁殖は？

Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes。Males are typically slimmer and more intensely colored; females fuller-bodied。