
Broken Line Tetra
Hemigrammus ulreyi
- Care level
- Intermediate
- Adult size
- 5 cm
- Minimum tank
- 87 litres
- Temperature
- 23–27 °C
Species profile
Bryconaethiops boulengeri
Common names: Boulenger's Featherfin Tetra

A large silver African fish that reaches about 25 cm, rarely imported, and also farmed for food in its native range. Keep a group of at least 6 in 243 litres or more.
A large silver African fish that reaches about 25 cm, rarely imported, and also farmed for food in its native range. It suits a community of larger, peaceful fish that have plenty of room.
Check the scientific name when buying, as common names vary between sellers and countries.
Mature females are usually rounder in the belly, and males are usually slimmer and often brighter.
A long tank with open swimming water, plants around the edges and steady filtration suits this fish. A darker substrate and some floating plants usually bring out its colour.
Active and social, and most settled when kept with its own kind.
Keep a group of at least 6, and more if you can. Larger groups are calmer and show better colour and behaviour.
Not territorial, although males may spar and display.
Suits a community of similar-sized, peaceful fish that like the same water. Avoid large predators, which will treat it as food. It is likely to eat shrimp.
Fairly tolerant of different water, if it is clean and stable. Keep the temperature steady.
A large, active African tetra that eats insects and plant matter. Offer pellets and flake with vegetable-based foods and frozen invertebrates.
Feed small amounts, and remove anything left after a few minutes.
Not commonly bred in aquariums, and little has been recorded about how it spawns.
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