蓝光鳃鳈 (Gnathopogon caerulescens)

科: Cyprinidae

蓝光鳃鳈为鲤科鱼类，多数温和，部分种类爱咬鳍，原生分布于日本。成体约 5–8 cm，群游性，建议 6 尾以上，适宜水温 10–24 °C。

饲养参数

水温: 10–24 °C
pH: 6.5–7.5
GH 硬度: 5–15 dGH
成体体长: 5–8 cm
最小缸体: 60 L
水层: Middle of the water column
饲养难度: 中等
性情: Mostly peaceful; some species nip fins
产地: 日本

物种概述

A Cyprinidae species native to Japan: Gnathopogon caerulescens lives middle of the water column over gravel. Mostly peaceful; some species nip fins. Adults reach 5–8 cm. It is one of the aquarium-kept Gnathopogon species we profile, alongside Gnathopogon herzensteini, Gnathopogon imberbis, Gnathopogon polytaenia.

原生生境

栖息地: Clear streams and rivers over gravel
水流: Moderate, well-oxygenated current
溶氧: Appreciates well-oxygenated water

造景与硬件

底床: Fine gravel and sand
硬景观: Water-worn stones and driftwood
水草: Hardy rooted plants along the margins

性格食性与混养

群游性: Shoaling; keep in groups of 6 or more
食性: Omnivore; prepared foods with regular vegetable matter
推荐混养: Similar-sized peaceful community fish — Similar size and water needs
避免混养: Much smaller fish — May outcompete or bully tiny tankmates

繁殖与备注

雌雄差异: Males often slimmer and more colourful
繁殖方式: Egg-scatterer; no parental care

常见问题

蓝光鳃鳈好养吗？

中等难度，稳定水质比高端设备更关键。Mostly peaceful; some species nip fins，Shoaling; keep in groups of 6 or more。

蓝光鳃鳈适合什么水温和水质？

保持 10–24 °C 并避免波动，pH 6.5–7.5、GH 5–15 dGH 即可。

蓝光鳃鳈能长多大，需要多大的缸？

成体 5–8 cm 左右，因其Middle of the water column的习性，60 L 以上的缸更合适。

蓝光鳃鳈吃什么？

Omnivore; prepared foods with regular vegetable matter。建议人工饲料搭配冷冻或活饵，保证多样性。

蓝光鳃鳈能和其他鱼混养吗？

可以。Mostly peaceful; some species nip fins，适合与Similar-sized peaceful community fish — Similar size and water needs混养。避开Much smaller fish — May outcompete or bully tiny tankmates。

蓝光鳃鳈产自哪里？

原生于日本，栖息于Clear streams and rivers over gravel。Moderate, well-oxygenated current，Appreciates well-oxygenated water。

蓝光鳃鳈会跳缸吗？

无明显跳缸倾向，常规缸盖即可。

蓝光鳃鳈怎么繁殖？

人工环境下：Egg-scatterer; no parental care。Males often slimmer and more colourful。