Amphipod

6918.       Clinged to our bathing suits when we were swimming in Wabamun lake (freshwater). Haven’t seen anything like this in 20 years. Seba Beach, Alberta. Canada

Number 6918. This is an amphipod, a harmless crustacean. Nearly all are aquatic or marine, feeding mainly on decomposing organic matter. They sometimes are called scuds or side-swimmers. Click here for more detailed information.