Uznawany jako synonim Ictalurus punctatus (Rafinesque, 1818)
- Gilbert, Carter R.. 1998. "Type catalog of Recent and fossil North American Freshwater fishes: families Cyprinidae, Catostomidae, Ictaluridae, Centrarchidae and Elassomatidae". Florida Museum of Natural History, Special Publication No. 1. 1-284 (ffm00083)
Oryginalny opis jako Silurus (Pimelodus) borealis:
- Richardson, John. 1836. "The Fish". Fauna Boreali-Americana; or the zoology of the northern parts of British America: containing descriptions of the objects of natural history collected on the late northern land expeditions, under the command of Sir John Franklin, R.N. J. Bentley, London. 3:1-327 (ffm00246)