黑裙 (Gymnocorymbus ternetzi)

科: Characidae

黑裙为脂鲤科鱼类，温和的 mid-water 群游鱼，数量越多越自信，原生分布于南美洲。体色是诚实的状态信号：发色差、分散就是在告诉你哪里不对。成体约 2.7–4 cm，至少 8 尾，越多越好，适宜水温 23–27 °C。群要大，光要柔。

饲养参数

水温: 23–27 °C
pH: 5.5–7.5
GH 硬度: 5–12 dGH
成体体长: 2.7–4 cm
最小缸体: 25 L
水层: Middle of the water column
饲养难度: 中等
性情: Peaceful mid-water shoaler; confidence comes in numbers
产地: 南美洲

物种概述

Gymnocorymbus ternetzi is a Characidae from South America. In the wild it prefers blackwater streams and flooded forest; in the aquarium it stays peaceful mid-water shoaler. Plan on 2.7–4 cm of adult fish at 23–27 °C. In a community tank it pairs well with Small Corydoras.

原生生境

栖息地: Blackwater streams and flooded forest
水流: Still to gentle current
溶氧: Moderate

造景与硬件

底床: Dark sand and leaf litter
硬景观: Driftwood and dense plant edges
水草: Floating and shaded plants appreciated

性格食性与混养

群游性: Groups of 8 minimum; more is visibly better
食性: Small omnivore; quality flakes and small frozen foods
推荐混养: Small Corydoras — Share the lower water peacefully
避免混养: Large or predatory fish — Tetras are snacks

繁殖与备注

雌雄差异: Subtle; females fuller-bodied
繁殖方式: Typical egg-scattering characin; adults eat the eggs

常见问题

黑裙好养吗？

饲养难度：中等。Peaceful mid-water shoaler; confidence comes in numbers。

黑裙适合什么水温和水质？

建议水温 23–27 °C，23.0–27.0 °C typical for the family；Heater for stable tropical warmth。

黑裙能长多大，需要多大的缸？

成体 2.7–4 cm 左右，因其Middle of the water column的习性，25 L 以上的缸更合适。

黑裙吃什么？

Small omnivore; quality flakes and small frozen foods。每天两小餐比一顿大餐更利于状态。

黑裙能和其他鱼混养吗？

Peaceful mid-water shoaler; confidence comes in numbers；Groups of 8 minimum; more is visibly better。理想混养对象：Small Corydoras — Share the lower water peacefully。需避开Large or predatory fish — Tetras are snacks。

黑裙产自哪里？

原生于南美洲，栖息于Blackwater streams and flooded forest。Still to gentle current，Moderate。

黑裙会跳缸吗？

跳缸风险低，但加缸盖更稳妥。

黑裙怎么繁殖？

Typical egg-scattering characin; adults eat the eggs。Subtle; females fuller-bodied。