Greenside Darter
U-shaped bands

Spotfin Shiner
-dorsal fin marginally straight
-sub-terminal mouth
-pointed snout

Green Sunfish
-large mouth
-black spot on dorsal fin and light black spot on anal fin

Banded Sculpen
-mottled chin
-Large terminal mouth
-eyes high on head

Northern Hogsucker
-concave head
-distinctive mouth/lips
-eyes high on head