Lapidiferous Retroculus

Retroculus lapidifer

FishFreshwater

Retroculus lapidifer reaches 15-20 cm. Its body is elongated and compressed, with a subterminal mouth adapted for grazing. The coloration is silvery with bluish reflections and a series of dark spots on the flanks. The fins are amber. It is an active fish that lives in groups in current zones. It feeds on algae and microorganisms scraped from rocks. In the aquarium, it requires strong current and highly oxygenated water. It is semi-aggressive towards conspecifics but can coexist with other rheophiles.

Recommended parameters

ParameterRecommended range
Temperature24–28
pH6–7.5
GH5–15
KH2–8
NO₃≤ 30
PO₄≤ 1

Care

Difficulty3/5
Dietomnivore
Min. tank250 L
Min. group4
Adult size20 cm
Lifespan8 ans
Temperamentsemi-aggressive

Care notes

Minimum tank size 250 liters for a group of 4-6. Temperature 24-28°C, pH 6.0-7.5, GH 5-15, KH 2-8. Omnivorous diet with herbivorous tendency: algae, blanched vegetables, pellets, brine shrimp. Decor with pebbles, coarse sand, roots. Powerful filtration with a wavemaker. Compatible with other current-loving fish (Loricariidae, Characins). Weekly water changes of 30%. Breeding difficult, spawns on hard substrate.