爪哇青鳉 (Oryzias javanicus)

科: Adrianichthyidae

爪哇青鳉，性情温和的杂食性鱼类，原生分布于东南亚（印度尼西亚、马来西亚、新加坡），新手友好。

饲养参数

水温: 22–25 °C
pH: 7.5–8.5
GH 硬度: 5–15 dGH
成体体长: 3.1–4.5 cm
最小缸体: 45 L
水层: Upper; surface-oriented; keep 6+
饲养难度: 容易
性情: Peaceful
产地: 东南亚（印度尼西亚、马来西亚、新加坡）

物种概述

Oryzias javanicus of the family Adrianichthyidae is an aquarium-kept Adrianichthyidae. Peaceful and omnivore; quality prepared foods with variety, it grows to 3.1–4.5 cm and prefers 22–25 °C water. Other Oryzias species in our database include Oryzias curvinotus, Oryzias latipes, Oryzias sinensis.

原生生境

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

造景与硬件

底床: Dark fine gravel or sand
硬景观: Driftwood, water-worn stones and shelters that mimic the native biotope
水草: Dense floating plants for cover and security

性格食性与混养

群游性: Keep 6+; larger groups settle better
食性: Omnivore; quality prepared foods with variety
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: Large aggressive cichlids — Bullying and injury risk
Known fin nippers — Constant stress and fin damage

繁殖与备注

雌雄差异: Males are typically slimmer and more intensely colored; females fuller-bodied
繁殖方式: Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes

常见问题

爪哇青鳉好养吗？

饲养难度：容易。Peaceful。

爪哇青鳉适合什么水温和水质？

保持 22–25 °C 并避免波动，pH 7.5–8.5、GH 5–15 dGH 即可。

爪哇青鳉能长多大，需要多大的缸？

成体约 3.1–4.5 cm，属Upper; surface-oriented; keep 6+鱼类，建议至少 45 L 缸体。

爪哇青鳉吃什么？

Omnivore; quality prepared foods with variety。它在Dark fine gravel or sand上自然觅食，投喂可少量多次。

爪哇青鳉能和其他鱼混养吗？

Peaceful。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。避免与Large aggressive cichlids — Bullying and injury risk, Known fin nippers — Constant stress and fin damage同缸。

爪哇青鳉产自哪里？

产地为东南亚（印度尼西亚、马来西亚、新加坡），典型栖息地是Clear streams, rivers and still waters，对溶氧要求一般。

爪哇青鳉会跳缸吗？

跳缸风险低，但加缸盖更稳妥。

爪哇青鳉怎么繁殖？

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