Water beetle

Water beetles are beetles who live in water. Water beetles are black, brown, or greenish. They are 0.08 to 1.57 inches long. There are 2,000 species of water beetles. These include whirligig beetles (Gyrinidae), Haliplidae, Noteridae, Amphizoidae, Dytiscidae, and Hydroscaphidae.

A water beetle out of water

References

• Epler, J. H. 1996. Identification manual for the water beetles of Florida (Coleoptera: Dryopidae, Dytiscidae, Elmidae, Gyrinidae, Haliplidae, Hydraenidae, Hydrophilidae, Noteridae, Psephenidae, Ptilodactylidae, Scirtidae). (PDF, 9.0 MB)^{[permanent dead link]}