チョウセントゲタナゴ (Acheilognathus gracilis)

科: Cyprinidae

チョウセントゲタナゴは朝鮮半島に原生する温和な雑食性の淡水魚（コイ科）。飼育難度は中級者向き程度です。

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: 4.1–5.8 cm
最小水槽: 58 L
泳ぐ水層: Mid-water swimmer; keep 6+
飼育難度: 中級
性格: Peaceful
原産地: 朝鮮半島

種の概要

Acheilognathus gracilis is a Cyprinidae from Korean Peninsula. In the wild it prefers clear streams, rivers and still waters; in the aquarium it stays peaceful. Plan on 4.1–5.8 cm of adult fish at 18–26 °C. Related profiles: Acheilognathus barbatulus, Acheilognathus cyanostigma, Acheilognathus macropterus.

原生環境

生息地: Clear streams, rivers and still waters
水流: Moderate flow
溶存酸素: Average oxygen needs

レイアウトと設備

底床: Smooth gravel and sand with open floor space
流木・石組: Driftwood, water-worn stones and shelters that mimic the native biotope
水草: Hardy plants on hardscape; keep the floor open

性格・餌・混泳

群泳性: Keep 6+; larger groups settle better
餌: Omnivore; quality prepared foods with variety
おすすめの混泳相手: Amur False Gudgeon — Similar size and water needs
China-Bitterling — Similar size and water needs
Acanthorhodeus chankaensis — Similar size and water needs
混泳しないほうがいい相手: Large aggressive cichlids — Bullying and injury risk
Known fin nippers — Constant stress and fin damage

繁殖と注意点

雌雄の違い: Males are typically slimmer and more intensely colored; females fuller-bodied
繁殖方法: Spawning; condition with rich foods and simulate seasonal changes

よくある質問

チョウセントゲタナゴは飼育しやすい？

中級者向き。Peaceful。Keep 6+; larger groups settle better。

チョウセントゲタナゴの適水温と水質は？

18–26 °C が目安。急変を避け、Standard heater to hold the mid-range steadily。

チョウセントゲタナゴの大きさと水槽サイズは？

成魚 4.1–5.8 cm 前後。Mid-water swimmer; keep 6+のため 58 L 以上の水槽を推奨。

チョウセントゲタナゴの餌は？

Omnivore; quality prepared foods with variety。Smooth gravel and sand with open floor space上で採餌する性質を活かし、沈む餌も与える。

チョウセントゲタナゴは混泳できる？

可能。Peaceful。おすすめ：Amur False Gudgeon — Similar size and water needs, China-Bitterling — Similar size and water needs, Acanthorhodeus chankaensis — Similar size and water needs。Large aggressive cichlids — Bullying and injury risk, Known fin nippers — Constant stress and fin damageとの混泳は避ける。

チョウセントゲタナゴの原産地は？

原産地は朝鮮半島。Clear streams, rivers and still watersに生息。Moderate flow。Average oxygen needs。

チョウセントゲタナゴの繁殖は？

繁殖：Spawning; condition with rich foods and simulate seasonal changes。Males are typically slimmer and more intensely colored; females fuller-bodied。