科: Cyprinidae
长鳍吻鮈为鲤科鱼类，温和，宜与体型相近的和平鱼混养，原生分布于中国各水系。性情平和、食性杂，是混养缸里最省心的居民之一。成体约 11.2–16.5 cm，4–6 尾可观察自然行为，适宜水温 18–26 °C。稳水、换水、杂食，足矣。
A Cyprinidae species native to China: Rhinogobio ventralis lives active throughout the water column over gravel. Peaceful; keep with similar-sized calm tankmates. Adults reach 11.2–16.5 cm. It is one of the aquarium-kept Rhinogobio species we profile, alongside Rhinogobio cylindricus, Rhinogobio typus.
中等难度，稳定水质比高端设备更关键。Peaceful; keep with similar-sized calm tankmates，Keep in a group of 4–6 for natural behaviour。
建议水温 18–26 °C，18–26 °C typical for the family；Room temperature to heated, depending on origin。
成体约 11.2–16.5 cm，属Active throughout the water column鱼类，建议至少 327 L 缸体。
Omnivore; prepared foods with regular variety。它在Fine gravel and sand上自然觅食，投喂可少量多次。
Peaceful; keep with similar-sized calm tankmates。推荐混养：Robust schooling cyprinids — Add activity without conflict。避免与Much larger predators — Risk at night同缸。
分布于中国各水系：Clear streams and rivers over gravel，Moderate, well-oxygenated current。
换水与维护期间建议加盖，防止惊跳。
人工环境下：Breeding is straightforward scatter-spawning。Males often slimmer and more colourful。