
Catostomus commersoni
Family | Scientific Name | Author | Year | Common Name |
Catostomidae | Catostomus commersoni | (Lacepède) | 1803 | White Sucker |
Unique Characters: Lateral line scales more than 60. Body scales near the head are considerably smaller than those on the posterior portion of the body.

Photo Credit: Tim Aldridge

Similar Species:
Spotted Sucker
Minytrema melanops
Moxostoma species
Spotted Sucker Minytrema melanops. Lateral line absent. In adult each scale with a dark spot at the base, forming longitudinal stripes.
Moxostoma species. Lateral line scales fewer than 48. Body scales near the head are of the same size as those on the posterior portion of the body.
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