カワスミヒキ (Rasbora steineri)

科: Cyprinidae

カワスミヒキ（Rasbora steineri）はコイ科に分類される淡水魚。成魚は約 7.5–11 cm、適水温 22–24 °C。

飼育条件

水温: 22–24 °C
pH: 6–6.5
GH硬度: 10–15 dGH
成魚の体長: 7.5–11 cm
最小水槽: 145 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

Rasbora steineri is a Cyprinidae. In the aquarium it stays mostly peaceful. Plan on 7.5–11 cm of adult fish at 22–24 °C. Related profiles: Rasbora borapetensis, Rasbora caudimaculata, Rasbora einthovenii.

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

カワスミヒキは飼育しやすい？

難易度：中級。Mostly peaceful; some species nip fins。

カワスミヒキの適水温と水質は？

22–24 °C が目安。急変を避け、Room temperature to heated, depending on origin。

カワスミヒキの大きさと水槽サイズは？

成魚 7.5–11 cm 前後。Bottom-dwellingのため 145 L 以上の水槽を推奨。

カワスミヒキの餌は？

Omnivore; prepared foods with regular vegetable matter。Fine gravel and sand上で採餌する性質を活かし、沈む餌も与える。

カワスミヒキは混泳できる？

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。

カワスミヒキの原産地は？

Clear streams and rivers over gravelに生息。Moderate, well-oxygenated current。Appreciates well-oxygenated water。

カワスミヒキは飛び出す？

換水・メンテ時はふたを推奨。

カワスミヒキの繁殖は？

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