dawn tetra (Aphyocharax nattereri)

科: Characidae

dawn tetra（Aphyocharax nattereri）はカラシン科に分類される淡水魚。成魚は約 2.3–3.4 cm、適水温 22–27 °C。

飼育条件

水温: 22–27 °C
pH: 5.5–7.5
GH硬度: 10–20 dGH
成魚の体長: 2.3–3.4 cm
最小水槽: 25 L
泳ぐ水層: Bottom-dwelling
飼育難度: 中級
性格: Mostly peaceful; larger species predatory

種の概要

Aphyocharax nattereri is a Characidae. In the aquarium it stays mostly peaceful. Plan on 2.3–3.4 cm of adult fish at 22–27 °C. Related profiles: Aphyocharax anisitsi, Aphyocharax erythrurus, Aphyocharax rathbuni.

原生環境

生息地: Blackwater streams and flooded forest
水流: Still to gentle current
溶存酸素: Moderate

レイアウトと設備

底床: Dark sand and leaf litter
流木・石組: Driftwood and dense plant edges
水草: Floating and shaded plants appreciated

性格・餌・混泳

群泳性: Strong shoalers; keep in groups of 8 or more
餌: Omnivore with carnivorous tilt
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: Subtle; females fuller-bodied
繁殖方法: Egg-scatterer among fine plants

よくある質問

dawn tetraは飼育しやすい？

中級者向き。Mostly peaceful; larger species predatory。Strong shoalers; keep in groups of 8 or more。

dawn tetraの適水温と水質は？

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

dawn tetraの大きさと水槽サイズは？

成魚は約 2.3–3.4 cm。Bottom-dwelling。最小 25 L の水槽。

dawn tetraの餌は？

Omnivore with carnivorous tilt。Dark sand and leaf litter上で採餌する性質を活かし、沈む餌も与える。

dawn tetraは混泳できる？

Mostly peaceful; larger species predatory。混泳の相手：Similar-sized peaceful community fish — Similar size and water needs。Much smaller fish — May outcompete or bully tiny tankmatesは避ける。

dawn tetraの原産地は？

Blackwater streams and flooded forestが生息地。

dawn tetraは飛び出す？

リスクは低いが、ふたがあると安心。

dawn tetraの繁殖は？

繁殖：Egg-scatterer among fine plants。Subtle; females fuller-bodied。