Assamese Snakehead (Channa stewartii)

科: Channidae

Assamese Snakehead（Channa stewartii）はライギョ科に分類される淡水魚で、インド・アッサムに分布する。成魚は約 22.3–32.7 cm、適水温 22–27 °C。

飼育条件

水温: 22–27 °C
pH: 6.5–7.5
GH硬度: 5–15 dGH
成魚の体長: 22.3–32.7 cm
最小水槽: 500 L
泳ぐ水層: Bottom-dwelling
飼育難度: 中級
性格: An ambush hunter; tankmates must exceed its gape
原産地: インド・アッサム

種の概要

A Channidae species native to Assam, India: Channa stewartii lives bottom-dwelling over still and slow waters among vegetation. An ambush hunter; tankmates must exceed its gape. Adults reach 22.3–32.7 cm. It is one of the aquarium-kept Channa species we profile, alongside Channa argus, Channa asiatica, Channa aurantimaculata.

原生環境

生息地: Still and slow waters among vegetation
水流: Still to gentle
溶存酸素: Tolerates low oxygen; air-breathing

レイアウトと設備

底床: Soft sand
流木・石組: Dense cover and caves
水草: Dense planting

性格・餌・混泳

群泳性: Solitary as an adult; crowding breeds violence
餌: Refuses vegetation; feed fish, prawn and quality carnivore pellets
おすすめの混泳相手: A bonded pair in a very large tank — Only for the experienced
混泳しないほうがいい相手: Any fish smaller than itself — Food, not company

繁殖と注意点

雌雄の違い: Males have a narrower head
繁殖方法: Floating bubble-nest builder; both parents guard the fry

よくある質問

Assamese Snakeheadは飼育しやすい？

難易度：中級。An ambush hunter; tankmates must exceed its gape。

Assamese Snakeheadの適水温と水質は？

22–27 °C が目安。急変を避け、Heater for stable warmth。

Assamese Snakeheadの大きさと水槽サイズは？

成魚は約 22.3–32.7 cm。Bottom-dwelling。最小 500 L の水槽。

Assamese Snakeheadの餌は？

Refuses vegetation; feed fish, prawn and quality carnivore pellets。Soft sand上で採餌する性質を活かし、沈む餌も与える。

Assamese Snakeheadは混泳できる？

可能。An ambush hunter; tankmates must exceed its gape。おすすめ：A bonded pair in a very large tank — Only for the experienced。Any fish smaller than itself — Food, not companyとの混泳は避ける。

Assamese Snakeheadの原産地は？

インド・アッサムのStill and slow waters among vegetationが生息地。

Assamese Snakeheadは飛び出す？

飛び出す種。ふたをしっかり閉める。

Assamese Snakeheadの繁殖は？

Floating bubble-nest builder; both parents guard the fry。Males have a narrower head。