Shorefishes of the Tropical Eastern Pacific Online Information System
Updated: 06/12/2008  

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Species Information          
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Pleuronectiformes  -  Paralichthyidae  -  Etropus  -  Etropus crossotus

Etropus crossotus

All Families(148) All Genera(504) All Species(1287)
mouth 22-26% head length
body height > 1/2 SL
LL straight, 43-48

body & fins dark

dark scale margins


D 75-89

A 59-70


Etropus crossotus Jordan & Gilbert, 1882

Fringed flounder

Body relatively deep (50-57% of SL); head short, pointed (20-27% of SL);
 eyes on left side, top eye at top edge of head space between eyes very narrow, the ridge over each eye coalesced; mouth very small, 23-26% of head, ends under front edge of eye; jaws on blind side arched; most of teeth on blind side, in 1 row on each jaw, none enlarged; lower gill rakers 6-10; dorsal rays 75-89; anal rays 59-70; base of eye side pelvic on midline of body, 6 pelvic fin rays;  pectoral fin 50-75% of head length; tail fin with blunt angular point;  urinary papilla on blind side, immediately behind anus; lateral line starts at top corner of operculum, complete, relatively straight; scales small, rough, easily dislodged, without small accessory scales; 43-48 lateral line scales.

Dark brown, with narrow black scale margins; median fins dusky blackish; males often with dark pigment on rear half of blind side.

Size: to 22 cm.

Inhabits soft mud and sand bottoms.

Depth: 1-65 m.

Present in both the West Atlantic and eastern Pacific; in our area from central Baja California to the Gulf of California to Peru.

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