Harlequin Rasbora (Trigonostigma heteromorpha)

科: Cyprinidae

Harlequin Rasboraは東南アジア（タイ、マレー半島、スマトラ）に原生する温和な雑食性の淡水魚（コイ科）。飼育難度は初心者向き程度です。

飼育条件

水温: 22–25 °C
pH: 5–7
GH硬度: 5–12 dGH
成魚の体長: 3.5–5 cm
最小水槽: 50 L
泳ぐ水層: Mid-water swimmer; keep 8+
飼育難度: 簡単
性格: Peaceful
原産地: 东南亚（泰国、马来西亚半岛、苏门答腊）

種の概要

Trigonostigma heteromorpha is a Cyprinidae. In the aquarium it stays peaceful. Plan on 3.5–5 cm of adult fish at 22–25 °C. Related profiles: Trigonostigma espei, Trigonostigma hengeli, Trigonostigma somphongsi.

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 8+; 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
Striped Bitterling — Similar size and water needs
Acheilognathus gracilis — 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: Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes

よくある質問

Harlequin Rasboraは飼育しやすい？

難易度：簡単。Peaceful。

Harlequin Rasboraの適水温と水質は？

22–25 °C を安定して維持。pH 5–7、GH 5–12 dGH。

Harlequin Rasboraの大きさと水槽サイズは？

成魚は 3.5–5 cm。最低 50 L。

Harlequin Rasboraの餌は？

Omnivore; quality prepared foods with variety。人工飼料に冷凍餌を組み合わせて。

Harlequin Rasboraは混泳できる？

Peaceful；Keep 8+; larger groups settle better。向いているのはAmur False Gudgeon — Similar size and water needs, Striped Bitterling — Similar size and water needs, Acheilognathus gracilis — Similar size and water needs。Large aggressive cichlids — Bullying and injury risk, Known fin nippers — Constant stress and fin damageは不向き。

Harlequin Rasboraの原産地は？

东南亚（泰国、马来西亚半岛、苏门答腊）原産。Clear streams, rivers and still waters、Moderate flow。

Harlequin Rasboraの繁殖は？

Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes。Males are typically slimmer and more intensely colored; females fuller-bodied。