Algae-cleaning fish keep aquariums clean by eating algae. They help keep the water clear and create a healthy environment for other fish. Tap to read in detail.

Despite having ‘fish’ in their name, Freshwater Crayfish are ... making these algae eaters a popular choice in many aquariums. These peaceful tank pals can live for up to four years and ...

Bear in mind that a saltwater aquarium is more expensive and difficult to set up and maintain than freshwater ... algae from rocks, especially filamentous and green-haired algae. These mottled ...