绿斗士 (Betta smaragdina)

科: Osphronemidae

绿斗士，偶有攻击性的肉食性鱼类，原生分布于东南亚湄公河流域（泰国、柬埔寨、老挝），新手友好。

饲养参数

水温: 24–27 °C
pH: 6–8
GH 硬度: 5–19 dGH
成体体长: 4.9–7 cm
最小缸体: 70 L
水层: Upper; surface-oriented
饲养难度: 容易
性情: Semi-aggressive; one male per tank
产地: 东南亚湄公河流域（泰国、柬埔寨、老挝）

物种概述

Betta smaragdina is a Osphronemidae. In the aquarium it stays semi-aggressive. Plan on 4.9–7 cm of adult fish at 24–27 °C. Related profiles: Betta imbellis, Betta splendens, Betta albimarginata.

原生生境

栖息地: Clear streams, rivers and still waters
水流: Still to very gentle water
溶氧: Tolerates low oxygen

造景与硬件

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

性格食性与混养

群游性: Solitary, pairs or small groups
食性: Carnivore; quality prepared foods with variety; regular frozen or live foods
推荐混养: Amur False Gudgeon — Similar size and water needs
Striped Bitterling — Similar size and water needs
Acheilognathus gracilis — Similar size and water needs
避免混养: Its own males — Territorial fighting
Long-finned fish — Prone to fin nipping
Fin-nipping species — Its fins become targets

繁殖与备注

雌雄差异: Males are typically slimmer and more intensely colored; females fuller-bodied
繁殖方式: Bubble nester; condition with rich foods and simulate seasonal changes

常见问题

绿斗士好养吗？

适合新手。Semi-aggressive; one male per tank；Solitary, pairs or small groups。

绿斗士适合什么水温和水质？

水温控制在 24–27 °C，重点是稳定。Heater required for stable tropical warmth。

绿斗士能长多大，需要多大的缸？

成体约 4.9–7 cm，属Upper; surface-oriented鱼类，建议至少 70 L 缸体。

绿斗士吃什么？

Carnivore; quality prepared foods with variety; regular frozen or live foods。每天两小餐比一顿大餐更利于状态。

绿斗士能和其他鱼混养吗？

Semi-aggressive; one male per tank；Solitary, pairs or small groups。理想混养对象：Amur False Gudgeon — Similar size and water needs, Striped Bitterling — Similar size and water needs, Acheilognathus gracilis — Similar size and water needs。需避开Its own males — Territorial fighting, Long-finned fish — Prone to fin nipping, Fin-nipping species — Its fins become targets。

绿斗士产自哪里？

分布于东南亚湄公河流域（泰国、柬埔寨、老挝）：Clear streams, rivers and still waters，Still to very gentle water。

绿斗士会跳缸吗？

确认会跳：请使用密闭缸盖，并适当降低水位。

绿斗士怎么繁殖？

人工环境下：Bubble nester; condition with rich foods and simulate seasonal changes。Males are typically slimmer and more intensely colored; females fuller-bodied。