Noturus insignis (Richardson, 1836)
Margined madtom
photo by Page, L.M.

Family:  Ictaluridae (North American freshwater catfishes)
Max. size:  15 cm TL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  North America: Atlantic Slope from St. Lawrence River and southeastern Lake Ontario drainages in New York to upper Altamaha River drainage in Georgia, USA; upper Kanawha (New) River system in Virginia and North Carolina, USA; upper Monongahela River system in the USA.
Diagnosis:   
Biology:  Inhabits rocky riffles and runs of clear, fast creeks and small to medium rivers. Seek cover during the day and actively forage at night (Ref. 93252).
IUCN Red List Status: Least Concern (LC); Date assessed: 01 March 2012 Ref. (130435)
Threat to humans:  harmless


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