Practical 3 (Flashcard Pt 1.)

Dark horizontal markings on cheek, often forming two spots, Large pair of white basicaudal spots present, often in hourglass shape, All median fins with pale submarginal band and dark marginal band

Nothonotus rufilineatus, Percidae

All median fins with pale submarginal band and dark marginal band, No white basicaudal spots, Sides with fine horizontal lines

Nothonotus camurus, Percidae

Median fins with dark marginal bands and NO pale submarginal bands, Fine horizontal lines on sides

Nothonotus vulneratus, Percidae

Smallest Nothonotus with distinct saddles just posterior to head and anterior

to caudal fin, No horizontal lines like other Nothonotus

Nothonotus denoncourti, Percidae

Dark mid-lateral band or row of blotches, Rows of black spots along dorsum

Percina aurantiaca, Percidae

Many dorsal saddles, Mid-lateral blotches smaller than in P. burtoni, Pig-like snout

Percina caprodes, Percidae

Many dorsal saddles with larger blotches on sides than P. caprodes, Circles on dorsum, Pig-like snout

Percina burtoni, Percidae

Suborbital bar usually prominent, Midlateral blotches becoming shorter and wider posteriorly

Percina versicolor, Percidae

Head long, Sides with 8 – 14 fused blotches, Suborbital bar in shape of sickle

Percina williamsi , Percidae

Mid-dorsal spots that are interconnected with 8 or so lateral blotches, which are not connected to each other, Single basicaudal spot that is large and darker than lateral blotches

Percina maculata, Percidae

Midlateral blotches are narrow and elongate, 3 vertically arranged basicaudal spots with lower two coalescing with age

Percina nigrofasciata, Percidae

Margins of midlateral blotches not distinct and often connected, 3 basicaudal spots present with lower two usually partially coalesced

Percina sciera, Percidae

4 dorsal saddles with anterior most dorsal saddle partially or entirely beneath dorsal fin, Posterior margin of 4th dorsal saddle well in advance of caudal fin insertion

Percina vigil, Percidae

Canine teeth well developed, Spinous dorsal fin with horizontal rows of discrete black spots, Pigment on sides in large blotches

Stizostedion canadense, Percidae

Canine teeth well developed, Spinous dorsal fin lacking black spots, Pigment on sides scattered and more diffuse than in S. canadense

Stizostedion vitreum, Percidae

Distinct dorsal fins, Thick bands vertically

Perca flavescens, Percidae

Large and wide mouths, 3 diagonal dark saddles, Spines on the opercle

Cottus sp. , Cottidae

Body very slender, Color pallid or translucent with little dark pigment, 1 @nal spine, Belly lacking scales

Ammocrypta sp.

Etheostoma blennioides, Percidae

Etheostoma nigrum, Percidae

Etheostoma chlorosoma, Percidae

Etheostoma caeruleum, Percidae

Etheostoma zonale, Percidae

Allohistium cinereum, Percidae

Etheostoma flabellare, Percidae

Etheostoma kennicotti, Percidae

Etheostoma oophylax , Percidae

Etheostoma blennius, Percidae