Algae-cleaning fish help keep aquariums clean by eating algae, which can make the water murky. These fish are popular among ...

This classic saltwater aquarium fish – popularized by the movie ... as clean and tidy as a croquet lawn. They eat large amounts of algae from rocks, especially filamentous and green-haired ...

But the best aquarium pets that aren’t fish prove that our finned friends ... And if there’s no other alternative, they’ll also eat algae. Plus, Ghost Shrimp aren’t too picky about pH ...