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Bristlenose pleco (Ancistrus sp.)
AI illustration, not an ID reference

Bristlenose pleco

Ancistrus sp.

FishFreshwater

Care level
Easy
Temperament
Peaceful
Recommended tank
80 L
Maximum size
13 cm
Temperature
22–27 °C
pH
6–7.8
Diet
Herbivore

Care at a glance

The ancistrus, or bristlenose, is the sensible choice for anyone wanting an algae eater: unlike the well-known common pleco it stays compact enough for an ordinary living-room tank. Males are unmistakable thanks to the bushy growths on their snout.

It is a twilight and night creature that likes to spend the day tucked under driftwood or in a cave. Make sure there is real wood in the tank: it rasps off fibres that its digestion needs. Supplement algae with vegetable tablets and greens, because a tank alone rarely produces enough food.

Good to know

  • Active at night

Related species

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Values are mainstream hobbyist guidance, not gospel — always watch what your own animals need.