铜鱼 (Coreius heterodon)

科: Cyprinidae

铜鱼为鲤科鱼类，成年个体安静，幼鱼时期群游，原生分布于中国长江水系。高原河流的冷水性鲤科鱼，请按温带溪流鱼而非热带鱼对待。成体约 11.2–16.5 cm，建议长缸单养或小群，适宜水温 18–26 °C。降温比喂食更重要。

饲养参数

水温: 18–26 °C
pH: 6.5–7.5
GH 硬度: 5–15 dGH
成体体长: 11.2–16.5 cm
最小缸体: 327 L
水层: Active throughout the water column
饲养难度: 中等
性情: Calm giants; anything swallowable is food
产地: 中国长江水系

物种概述

A Cyprinidae species native to Yangtze basin, China: Coreius heterodon lives active throughout the water column over gravel. Calm giants; anything swallowable is food. Adults reach 11.2–16.5 cm. It is one of the aquarium-kept Coreius species we profile, alongside Coreius guichenoti, Coreius septentrionalis.

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: Singly or in small groups in long tanks
食性: Accepts most foods; give it greens as well as protein
推荐混养: Other large temperate cyprinids — Match size, temperature and diet
避免混养: Warm-water tropicals — Need different temperatures

繁殖与备注

雌雄差异: Males often slimmer and more colourful
繁殖方式: Spawning follows cold-season floods in nature; rarely in aquaria

常见问题

铜鱼好养吗？

中等难度，稳定水质比高端设备更关键。Calm giants; anything swallowable is food，Singly or in small groups in long tanks。

铜鱼适合什么水温和水质？

保持 18–26 °C 并避免波动，pH 6.5–7.5、GH 5–15 dGH 即可。

铜鱼能长多大，需要多大的缸？

成体约 11.2–16.5 cm，属Active throughout the water column鱼类，建议至少 327 L 缸体。

铜鱼吃什么？

Accepts most foods; give it greens as well as protein。每天两小餐比一顿大餐更利于状态。

铜鱼能和其他鱼混养吗？

可以。Calm giants; anything swallowable is food，适合与Other large temperate cyprinids — Match size, temperature and diet混养。避开Warm-water tropicals — Need different temperatures。

铜鱼产自哪里？

产地为中国长江水系，典型栖息地是Clear streams and rivers over gravel，对溶氧要求较高。

铜鱼会跳缸吗？

跳缸风险低，但加缸盖更稳妥。

铜鱼怎么繁殖？

人工环境下：Spawning follows cold-season floods in nature; rarely in aquaria。Males often slimmer and more colourful。