ズナガニゴイ (Hemibarbus longirostris)

科: Cyprinidae

ズナガニゴイ（Hemibarbus longirostris）はコイ科に分類される淡水魚で、中国に分布する。成魚は約 35.2–51.7 cm、適水温 18–26 °C。

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: 35.2–51.7 cm
最小水槽: 500 L
泳ぐ水層: Active throughout the water column
飼育難度: 中級
性格: Calm, undemanding and well-suited to community life
原産地: 中国

種の概要

Hemibarbus longirostris is a Cyprinidae from China. In the wild it prefers clear streams and rivers over gravel; in the aquarium it stays calm, undemanding and well-suited to community life. Plan on 35.2–51.7 cm of adult fish at 18–26 °C. Related profiles: Hemibarbus labeo, Hemibarbus maculatus, Hemibarbus umbrifer.

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: Small groups recommended
餌: Unfussy omnivore; varied diet keeps condition
おすすめの混泳相手: Similar-sized peaceful community fish — Compatible size and temperament
混泳しないほうがいい相手: Fin-nippers — Constant stress

繁殖と注意点

雌雄の違い: Males often slimmer and more colourful
繁殖方法: Spawns freely; remove parents to save the eggs

よくある質問

ズナガニゴイは飼育しやすい？

中級向き。水質の安定が重要。Calm, undemanding and well-suited to community life。Small groups recommended。

ズナガニゴイの適水温と水質は？

18–26 °C が目安。急変を避け、Room temperature to heated, depending on origin。

ズナガニゴイの大きさと水槽サイズは？

成魚は約 35.2–51.7 cm。Active throughout the water column。最小 500 L の水槽。

ズナガニゴイの餌は？

Unfussy omnivore; varied diet keeps condition。人工飼料に冷凍餌を組み合わせて。

ズナガニゴイは混泳できる？

可能。Calm, undemanding and well-suited to community life。おすすめ：Similar-sized peaceful community fish — Compatible size and temperament。Fin-nippers — Constant stressとの混泳は避ける。

ズナガニゴイの原産地は？

原産地は中国。Clear streams and rivers over gravelに生息。Moderate, well-oxygenated current。Appreciates well-oxygenated water。

ズナガニゴイは飛び出す？

飛び出しの傾向は低い。標準のふたでOK。

ズナガニゴイの繁殖は？

Spawns freely; remove parents to save the eggs。Males often slimmer and more colourful。