Small aquarium bio sponge filter mini fish tank filter for breeding fish fry betta fish shrimp tank(S)

Bio-sponge filters provide both mechanical and biological filtration to help keep water clear and your tank healthy. Thin sponges capture fish waste and tiny debris, while bioballs provide ample space for colonies of beneficial bacteria No more fish getting sucked in This small sponge filter features a fish-safe, seamless design with no moving parts to protect small fish from getting sucked up. Ideal for shrimp, quarantine or fry tanks Aerating the Water This aquarium foam filter not only keeps your tank water clean, it also agitates the water by creating bubbles. It moves the water slowly, which is great for fish that like slow movements, such as bettas and fry Air Pump Driven Filter Like most sponge filters, it requires at least a 2w air pump and air hose (both sold separately) to operate. Convenient plastic compartment provides quick and easy access to filter media for maintenance or replacement