Otocinclus Catfish: Care, Size, Food, and Tank Guide
Otocinclus catfish are tiny, peaceful freshwater fish valued for their ability to graze on soft algae and biofilm. Commonly called otos, dwarf suckers, or dwarf suckermouth catfish, they are especially popular in planted community aquariums. However, they are more sensitive than their “cleanup fish” reputation suggests. Otos need a mature aquarium, stable water, peaceful companions, … Read more