Various species in various genera (Dugesia, Planaria, etc.)
Turbellarians become the favorites of almost everyone who has taken the time to observe them. Unlike their parasitic cousins in the flatworm group, turbellarians are tiny carnivores or detritus-eaters that glide smoothly across submerged leaves and other objects.
Adult vernal crayfish are rust red with a blackish wedge-shaped central stripe along the length of the abdomen. In Missouri, it is found only in our southeastern swamps, and then usually only seen in February and March.
About 125 species in North America in the family Corixidae
Water boatmen are one of the few aquatic “true bugs” that are not predaceous and do not bite people. Instead, they suck juices from algae and detritus. Only a few species eat other small aquatic creatures. Learn more about these nifty water bugs.
Aquarius remigis; also species in the genus Gerris
Also called “pond skaters” and “water spiders,” water striders are hard not to notice. Water-repellant hairs on the hind and middle legs allow these nimble insects to skate on the surface of the water.
MDC protects and manages Missouri's fish, forest, and wildlife resources. We also facilitate your participation in resource-management activities, and we provide opportunities for you to use, enjoy and learn about nature. Read more about our mission.