科: Cyprinidae
圆筒吻鮈为鲤科鱼类，温和，宜与体型相近的和平鱼混养，原生分布于中国各水系。适应性强的物种，对新手错误较为宽容。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。
Rhinogobio cylindricus, a member of the family Cyprinidae, comes from China, where it inhabits clear streams and rivers over gravel. Peaceful; keep with similar-sized calm tankmates and omnivore; prepared foods with regular variety, it grows to 11.2–16.5 cm and adapts well to a properly set-up aquarium in the 18–26 °C range. Other Rhinogobio species in our database include Rhinogobio typus, Rhinogobio ventralis.
饲养难度：中等。Peaceful; keep with similar-sized calm tankmates。
保持 18–26 °C 并避免波动，pH 6.5–7.5、GH 5–15 dGH 即可。
成体 11.2–16.5 cm 左右，因其Active throughout the water column的习性，327 L 以上的缸更合适。
Omnivore; prepared foods with regular variety。每天两小餐比一顿大餐更利于状态。
Peaceful; keep with similar-sized calm tankmates；Keep in a group of 4–6 for natural behaviour。理想混养对象：Similar-sized peaceful community fish — Compatible size and temperament。需避开Fin-nippers — Constant stress。
原生于中国各水系，栖息于Clear streams and rivers over gravel。Moderate, well-oxygenated current，Appreciates well-oxygenated water。
跳缸风险低，但加缸盖更稳妥。
人工环境下：Breeding is straightforward scatter-spawning。Males often slimmer and more colourful。