ニブナ (Systomus sarana)

科: Cyprinidae

ニブナ（Systomus sarana）はコイ科に分類される淡水魚。成魚は約 31.5–46.2 cm、適水温 22–26 °C。

飼育条件

水温: 22–26 °C
pH: 6.5–7.5
GH硬度: 1–18 dGH
成魚の体長: 31.5–46.2 cm
最小水槽: 500 L
泳ぐ水層: Active throughout the water column
飼育難度: 中級
性格: Mostly peaceful; some species nip fins

種の概要

Systomus sarana is a Cyprinidae. In the aquarium it stays mostly peaceful. Plan on 31.5–46.2 cm of adult fish at 22–26 °C. Related profiles: Systomus asoka, Systomus barbatus, Systomus clavatus.

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

ニブナは飼育しやすい？

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。

ニブナの適水温と水質は？

適水温 22–26 °C。22.0–26.0 °C typical for the genus。Room temperature to heated, depending on origin。

ニブナの大きさと水槽サイズは？

成魚は 31.5–46.2 cm。最低 500 L。

ニブナの餌は？

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

ニブナは混泳できる？

Mostly peaceful; some species nip fins；Shoaling; keep in groups of 6 or more。向いているのはSimilar-sized peaceful community fish — Similar size and water needs。Much smaller fish — May outcompete or bully tiny tankmatesは不向き。

ニブナの原産地は？

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

ニブナは飛び出す？

飛び出しの傾向は低い。標準のふたでOK。

ニブナの繁殖は？

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