Tetra 25905 Decorative Reptile Filter for Aquariums up to 55 Gallons Innovative combination of filtration and decoration ideal for frog, newt, or turtle tanks Allows you to instantly create a beautiful waterfall and basking area for Newts, Frogs, and Turtles in any aquarium up to 55 gallons integrated three-stage Whisper filtration, which uses easily replaceable Bio Bags, keeping water clear and odor-free Large intake holes prevent clogging Locking cover keeps animals out of the filtration area and provides an ideal basking area