Family: Dytiscidae

Predaceous Diving Beetles

These photos supplement pages 145-158 of the Guide to Aquatic Invertebrates of the Upper Midwest. Information on the biology of Dytiscidae can be found on page 152.

Dytiscid larva

Dytiscid larva tarsal claw Dytiscid larva terminus

Coleoptera Larvae

Reed Beetle

Predaceous Diving Beetle

Coleoptera Elmidae LarvaeElmidae
Riffle Beetles

Gyrinidae larvaGyrinidae
Whirligig Beetles

Haliplid larvaHaliplidae
Crawling Water Beetles

Hydrophilidae larvaHydrophilidae
Water Scavenger Beetles