河川沙塘鳢 (Odontobutis potamophila)

科: Odontobutidae

河川沙塘鳢，性情温和的肉食性鱼类，原生分布于中国长江中下游水系，中等饲养难度。

饲养参数

水温: 18–26 °C
pH: 6.5–7.5
GH 硬度: 5–15 dGH
成体体长: 10.6–15.2 cm
最小缸体: 152 L
水层: Bottom; rests and forages low
饲养难度: 中等
性情: Predatory — best kept singly or as a pair
产地: 中国长江中下游水系

物种概述

A Odontobutidae species native to Yangtze basin, China: Odontobutis potamophila lives bottom; rests and forages low over clear streams, rivers and still waters. Predatory — best kept singly or as a pair. Adults reach 10.6–15.2 cm. It is one of the aquarium-kept Odontobutis species we profile, alongside Odontobutis sinensis, Odontobutis obscura, Odontobutis platycephala.

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: Smooth gravel and sand with open floor space
硬景观: Driftwood, water-worn stones and shelters that mimic the native biotope
水草: Hardy plants on hardscape; keep the floor open

性格食性与混养

群游性: Solitary, pairs or small groups
食性: Carnivore; quality prepared foods with variety; regular frozen or live foods
推荐混养: Amur False Gudgeon — Similar size and water needs
China-Bitterling — Similar size and water needs
Acanthorhodeus chankaensis — Similar size and water needs
避免混养: Fish under half its size — May be eaten
Small fish and shrimp — Live-prey size

繁殖与备注

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

常见问题

河川沙塘鳢好养吗？

中等难度，稳定水质比高端设备更关键。Predatory — best kept singly or as a pair，Solitary, pairs or small groups。

河川沙塘鳢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。

河川沙塘鳢能长多大，需要多大的缸？

成体约 10.6–15.2 cm，属Bottom; rests and forages low鱼类，建议至少 152 L 缸体。

河川沙塘鳢吃什么？

Carnivore; quality prepared foods with variety; regular frozen or live foods。每天两小餐比一顿大餐更利于状态。

河川沙塘鳢能和其他鱼混养吗？

可以。Predatory — best kept singly or as a pair，适合与Amur False Gudgeon — Similar size and water needs, China-Bitterling — Similar size and water needs, Acanthorhodeus chankaensis — Similar size and water needs混养。避开Fish under half its size — May be eaten, Small fish and shrimp — Live-prey size。

河川沙塘鳢产自哪里？

产地为中国长江中下游水系，典型栖息地是Clear streams, rivers and still waters，对溶氧要求一般。

河川沙塘鳢怎么繁殖？

Spawning; condition with rich foods and simulate seasonal changes。Males are typically slimmer and more intensely colored; females fuller-bodied。