Cotio (Osteobrama cotio)

科: Cyprinidae

Cotio（Osteobrama cotio）はコイ科に分類される淡水魚。成魚は約 11.2–16.5 cm、適水温 22–25 °C。

飼育条件

水温: 22–25 °C
pH: 6.5–7.5
GH硬度: 5–15 dGH
成魚の体長: 11.2–16.5 cm
最小水槽: 327 L
泳ぐ水層: Bottom-dwelling
飼育難度: 中級
性格: Mostly peaceful; some species nip fins

種の概要

Osteobrama cotio of the family Cyprinidae is an aquarium-kept Cyprinidae. Mostly peaceful; some species nip fins and omnivore; prepared foods with regular vegetable matter, it grows to 11.2–16.5 cm and prefers 22–25 °C water. Other Osteobrama species in our database include Osteobrama belangeri, Osteobrama peninsularis, Osteobrama vigorsii.

原生環境

生息地: Clear streams and rivers over gravel
水流: Moderate, well-oxygenated current
溶存酸素: Appreciates well-oxygenated water

レイアウトと設備

底床: Fine gravel and sand
流木・石組: Water-worn stones and driftwood
水草: Hardy rooted plants along the margins

性格・餌・混泳

群泳性: Shoaling; keep in groups of 6 or more
餌: Omnivore; prepared foods with regular vegetable matter
おすすめの混泳相手: Similar-sized peaceful community fish — Similar size and water needs
混泳しないほうがいい相手: Much smaller fish — May outcompete or bully tiny tankmates

繁殖と注意点

雌雄の違い: Males often slimmer and more colourful
繁殖方法: Egg-scatterer; no parental care

よくある質問

Cotioは飼育しやすい？

中級向き。水質の安定が重要。Mostly peaceful; some species nip fins。Shoaling; keep in groups of 6 or more。

Cotioの適水温と水質は？

22–25 °C が目安。急変を避け、Room temperature to heated, depending on origin。

Cotioの大きさと水槽サイズは？

成魚は約 11.2–16.5 cm。Bottom-dwelling。最小 327 L の水槽。

Cotioの餌は？

Omnivore; prepared foods with regular vegetable matter。1日2回の少量給餌が理想的。

Cotioは混泳できる？

可能。Mostly peaceful; some species nip fins。おすすめ：Similar-sized peaceful community fish — Similar size and water needs。Much smaller fish — May outcompete or bully tiny tankmatesとの混泳は避ける。

Cotioの原産地は？

生息地はClear streams and rivers over gravel。Moderate, well-oxygenated current。

Cotioは飛び出す？

飛び出しの傾向は低い。標準のふたでOK。

Cotioの繁殖は？

繁殖：Egg-scatterer; no parental care。Males often slimmer and more colourful。