That — along with a tendency to be easy to care for — means that plecos are great fish for people new to creating an aquarium. There are over 150 species of pleco on the planet, and it’s ...

Peacock eels typically coexist amicably with other fish. The common pleco is a variety of catfish with sucker-shaped mouths. They’re like vacuums for the bottom of your tank. There are several ...