大帆鼠 (Corydoras splendens)

科: Callichthyidae

大帆鼠为美鲶科鱼类，白天低调，入夜才开始忙碌，原生分布于南美洲亚马孙流域。触须状的须子像手指一样阅读沙地，粗糙底砂会慢慢磨损它。成体约 4.9–7.3 cm，视体型单养或小群，底栖密度宜低，适宜水温 21–25 °C。沉底饲料，关灯后再喂。

饲养参数

水温: 21–25 °C
pH: 6–8
GH 硬度: 2–25 dGH
成体体长: 4.9–7.3 cm
最小缸体: 64 L
水层: Bottom-dwelling
饲养难度: 中等
性情: Peaceful giant of the bottom, indifferent to mid-water life
产地: 南美洲亚马孙流域

物种概述

Corydoras splendens is a Callichthyidae from Amazon basin, South America. In the wild it prefers slow streams over sand; in the aquarium it stays peaceful giant of the bottom, indifferent to mid-water life. Plan on 4.9–7.3 cm of adult fish at 21–25 °C. Related profiles: Corydoras aeneus, Corydoras paleatus, Corydoras panda.

原生生境

栖息地: Slow streams over sand
水流: Gentle
溶氧: Moderate

造景与硬件

底床: Fine sand
硬景观: Driftwood and broad-leaf shade
水草: Hardy low-light species

性格食性与混养

群游性: Singly or in small groups depending on species size
食性: Opportunistic bottom-feeder with a broad palate
推荐混养: Mid-water schooling fish — Use the space catfish ignore
避免混养: Fast surface feeders — Leave nothing for the bottom

繁殖与备注

雌雄差异: Females rounder
繁殖方式: Egg-depositing in hollows; some guard, some abandon

常见问题

大帆鼠好养吗？

适合有一定经验的玩家。Peaceful giant of the bottom, indifferent to mid-water life；Singly or in small groups depending on species size。

大帆鼠适合什么水温和水质？

保持 21–25 °C 并避免波动，pH 6–8、GH 2–25 dGH 即可。

大帆鼠能长多大，需要多大的缸？

成体 4.9–7.3 cm 左右，因其Bottom-dwelling的习性，64 L 以上的缸更合适。

大帆鼠吃什么？

Opportunistic bottom-feeder with a broad palate。建议人工饲料搭配冷冻或活饵，保证多样性。

大帆鼠能和其他鱼混养吗？

可以。Peaceful giant of the bottom, indifferent to mid-water life，适合与Mid-water schooling fish — Use the space catfish ignore混养。避开Fast surface feeders — Leave nothing for the bottom。

大帆鼠产自哪里？

产地为南美洲亚马孙流域，典型栖息地是Slow streams over sand，对溶氧要求一般。

大帆鼠怎么繁殖？

Egg-depositing in hollows; some guard, some abandon。Females rounder。