Ornate Tetra (Hyphessobrycon bentosi)

科: Characidae

Ornate Tetra（Hyphessobrycon bentosi）はカラシン科に分類される淡水魚で、南米に分布する。成魚は約 3.2–4.7 cm、適水温 24–28 °C。

飼育条件

水温: 24–28 °C
pH: 5.8–7.5
GH硬度: 5–19 dGH
成魚の体長: 3.2–4.7 cm
最小水槽: 27 L
泳ぐ水層: Bottom-dwelling
飼育難度: 中級
性格: Mostly peaceful; larger species predatory
原産地: 南米

種の概要

A Characidae species native to South America: Hyphessobrycon bentosi lives bottom-dwelling over blackwater streams and flooded forest. Mostly peaceful; larger species predatory. Adults reach 3.2–4.7 cm. It is one of the aquarium-kept Hyphessobrycon species we profile, alongside Hyphessobrycon amandae, Hyphessobrycon herbertaxelrodi, Hyphessobrycon eques.

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

Ornate 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。

Ornate Tetraの適水温と水質は？

24–28 °C が目安。急変を避け、Heater for stable tropical warmth。

Ornate Tetraの大きさと水槽サイズは？

成魚 3.2–4.7 cm 前後。Bottom-dwellingのため 27 L 以上の水槽を推奨。

Ornate 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。

Ornate Tetraは混泳できる？

可能。Mostly peaceful; larger species predatory。おすすめ：Similar-sized peaceful community fish — Similar size and water needs。Much smaller fish — May outcompete or bully tiny tankmatesとの混泳は避ける。

Ornate Tetraの原産地は？

南米原産。Blackwater streams and flooded forest、Still to gentle current。

Ornate Tetraは飛び出す？

換水・メンテ時はふたを推奨。

Ornate Tetraの繁殖は？

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