月鳢 (Channa asiatica)

科: Channidae

分布于中国南方的中型肉食性鳢鱼，建议单养或成对，会捕食小型鱼类。

饲养参数

水温: 22–28 °C
pH: 6.5–7.5
GH 硬度: 5–15 dGH
成体体长: 16.4–23.5 cm
最小缸体: 235 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: Southern China, northern Vietnam

物种概述

Channa asiatica, a member of the family Channidae, comes from Southern China, northern Vietnam, where it inhabits clear streams, rivers and still waters. Predatory — best kept singly or as a pair and carnivore; quality prepared foods with variety; regular frozen or live foods, it grows to 16.4–23.5 cm and adapts well to a properly set-up aquarium in the 22–28 °C range. Other Channa species in our database include Channa argus, Channa aurantimaculata, Channa gachua.

原生生境

栖息地: Clear streams, rivers and still waters
水流: Still to very gentle water
溶氧: Tolerates low oxygen

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
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: Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes

常见问题

月鳢适合当第一条鳢鱼吗？

适合——它是全家族最好管理的种。但仍需大缸、严肃的缸盖和对肉食食谱的承诺。

它会吃其它鱼吗？

会。它是诚实的掠食者，应单养或只与吞不下的鱼共处。别信体型差距——它长得很快。

为什么它在水面吞气？

那是在呼吸。鳃上器官让鳢鱼利用空气氧，这也是它们能在死水中存活的原因。定期上浮是正常行为。

能养一对吗？

成对的亲鱼是最理想的配置，也是繁殖之路，但介绍候选配偶时要在大缸中加视觉隔断谨慎进行，不合拍的个体会打斗。

怎么挑健康个体？

眼清、头后体幅饱满、当场肯吃、鳍缘完整——腹部凹陷的野采鳢鱼很难完全恢复。