科: Characidae
红背灯为Characidae鱼类，原生分布于南美洲。成体约 2.5–3.6 cm，适宜水温 23–27 °C。
Hemigrammus vorderwinkleri, a member of the family Characidae, comes from South America, where it inhabits blackwater streams and flooded forest. Mostly peaceful; larger species predatory and omnivore with carnivorous tilt, it grows to 2.5–3.6 cm and adapts well to a properly set-up aquarium in the 23–27 °C range. Other Hemigrammus species in our database include Hemigrammus bleheri, Hemigrammus ocellifer, Hemigrammus rhodostomus.
饲养难度：中等。Mostly peaceful; larger species predatory。
水温控制在 23–27 °C，重点是稳定。Heater for stable tropical warmth。
成体约 2.5–3.6 cm，属Bottom-dwelling鱼类，建议至少 25 L 缸体。
Omnivore with carnivorous tilt。建议人工饲料搭配冷冻或活饵，保证多样性。
可以。Mostly peaceful; larger species predatory，适合与Similar-sized peaceful community fish — Similar size and water needs混养。避开Much smaller fish — May outcompete or bully tiny tankmates。
分布于南美洲：Blackwater streams and flooded forest，Still to gentle current。
换水与维护期间建议加盖，防止惊跳。
人工环境下：Egg-scatterer among fine plants。Subtle; females fuller-bodied。