Family: Characidae
Hyphessobrycon rutiliflavidus — a Characidae from South America. Reaches 2.8–4.1 cm; keep at 23–28 °C.
A Characidae species native to South America: Hyphessobrycon rutiliflavidus lives middle of the water column over blackwater streams and flooded forest. Mostly peaceful; larger species predatory. Adults reach 2.8–4.1 cm. It is one of the aquarium-kept Hyphessobrycon species we profile, alongside Hyphessobrycon amandae, Hyphessobrycon herbertaxelrodi, Hyphessobrycon eques.
Intermediate difficulty. Mostly peaceful; larger species predatory; strong shoalers; keep in groups of 8 or more.
Set the heater to 23–28 °C and avoid swings. pH 5.6–7.5, GH 5–15 dGH suit it.
Full size is 2.8–4.1 cm. Minimum tank: 25 L, with open swimming space along its middle of the water column habits.
Omnivore with carnivorous tilt. Feed two small meals a day rather than one large one.
Yes, with care. Mostly peaceful; larger species predatory — pair it with Similar-sized peaceful community fish — Similar size and water needs and skip Much smaller fish — May outcompete or bully tiny tankmates.
Native to South America, where it lives in blackwater streams and flooded forest. Still to gentle current; Moderate.
Low escape risk, but a lid is cheap insurance.
In the aquarium: egg-scatterer among fine plants. Subtle; females fuller-bodied.