ハクレン (Hypophthalmichthys molitrix)

科: Cyprinidae

Asian Leaping Carp（Hypophthalmichthys molitrix）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 90–132 cm、適水温 10.8–25.2 °C。

飼育条件

水温: 10.8–25.2 °C
pH: 6.5–7.5
GH硬度: 5–15 dGH
成魚の体長: 90–132 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 community fish
原産地: 中国

種の概要

Hypophthalmichthys molitrix, a member of the family Cyprinidae, comes from China, where it inhabits clear streams and rivers over gravel. Mostly peaceful community fish and accepts quality flakes, granules and frozen foods, it grows to 90–132 cm and adapts well to a properly set-up aquarium in the 10.8–25.2 °C range. Other Hypophthalmichthys species in our database include Hypophthalmichthys nobilis.

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: Singly or in small groups depending on temperament
餌: Accepts quality flakes, granules and frozen foods
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: Egg-scatterer; no parental care

よくある質問

ハクレンは飼育しやすい？

難易度：中級。Mostly peaceful community fish。

ハクレンの適水温と水質は？

適水温 10.8–25.2 °C。10.8–25.2 °C narrowed from occurrence records。Room temperature to heated, depending on origin。

ハクレンの大きさと水槽サイズは？

成魚は約 90–132 cm。Active throughout the water column。最小 500 L の水槽。

ハクレンの餌は？

Accepts quality flakes, granules and frozen foods。Fine gravel and sand上で採餌する性質を活かし、沈む餌も与える。

ハクレンは混泳できる？

Mostly peaceful community fish。混泳の相手：Similar-sized peaceful community fish — Compatible size and temperament。Fin-nippers — Constant stressは避ける。

ハクレンの原産地は？

中国のClear streams and rivers over gravelが生息地。

ハクレンは飛び出す？

換水・メンテ時はふたを推奨。

ハクレンの繁殖は？

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