黑带无须鲃 (Pethia nigrofasciata)

科: Cyprinidae

黑带无须鲃为Cyprinidae鱼类，原生分布于南美洲。成体约 4.5–6.6 cm，适宜水温 22–26 °C。

饲养参数

水温: 22–26 °C
pH: 6–6.5
GH 硬度: 5–12 dGH
成体体长: 4.5–6.6 cm
最小缸体: 52 L
水层: Bottom-dwelling
饲养难度: 中等
性情: Mostly peaceful; some species nip fins
产地: 南美洲

物种概述

A Cyprinidae species native to South America: Pethia nigrofasciata lives bottom-dwelling over gravel. Mostly peaceful; some species nip fins. Adults reach 4.5–6.6 cm. It is one of the aquarium-kept Pethia species we profile, alongside Pethia atra, Pethia conchonius, Pethia cumingii.

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

黑带无须鲃好养吗？

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。

黑带无须鲃适合什么水温和水质？

建议水温 22–26 °C，22–26 °C recorded range；Room temperature to heated, depending on origin。

黑带无须鲃能长多大，需要多大的缸？

成体 4.5–6.6 cm 左右，因其Bottom-dwelling的习性，52 L 以上的缸更合适。

黑带无须鲃吃什么？

Omnivore; prepared foods with regular vegetable matter。它在Fine gravel and sand上自然觅食，投喂可少量多次。

黑带无须鲃能和其他鱼混养吗？

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。

黑带无须鲃产自哪里？

产地为南美洲，典型栖息地是Clear streams and rivers over gravel，对溶氧要求较高。

黑带无须鲃会跳缸吗？

换水与维护期间建议加盖，防止惊跳。

黑带无须鲃怎么繁殖？

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