Bristlenose pleco

Ancistrus cirrhosus

FishFreshwater

Ancistrus cirrhosus reaches 12-15 cm. Its body is ventrally flattened, covered with bony plates. The mouth is a sucker. Adult males develop fleshy tentacles on the snout. Coloration is brown to olive with light spots. The fins are broad. It is a nocturnal and territorial fish towards its own kind. It feeds mainly on algae and biofilm. It is very hardy and suitable for community aquariums.

Recommended parameters

ParameterRecommended range
Temperature24–28
pH6.5–7.5
GH5–15
KH3–8
NO₃≤ 20
PO₄≤ 0.5

Care

Difficulty1/5
Dietherbivore
Min. tank100 L
Min. group1
Adult size15 cm
Lifespan10 ans
Temperamentterritorial

Care notes

A tank of at least 100 L is recommended. Water should be well oxygenated, pH 6.5-7.5, GH 5-15, temperature 24-28°C. Moderate current is appreciated. Provide hiding places (rocks, roots, pipes). Omnivorous with herbivorous tendency: give blanched vegetables (zucchini, cucumber), algae wafers, and some protein. Avoid overstocking. Compatible with most peaceful fish. Males may fight.