Scioto MadtomLarry Page
The Scioto Madtom has a long, slender body that is gray to dusky olive-brown above and has 4 dark saddles. The low adipose fin is broadly joined to the caudal fin with a small notch between the fins. The adipose fin is clear, without a dark bar or blotch. The short pectoral spine has 5-7 large teeth on the rear edge and small teeth along the front. The caudal fin has a straight edge or is slightly rounded. The caudal fin has 2 dark bands, 1 in the middle of the fin and 1 near the clear edge. There are usually 13-16, usually 14, anal rays. To 2 1/4 in. (6.1 cm) total length.
The Scioto Madtom is known only from Big Darby Creek in southern Ohio. This rare species has not been seen since 1957 and is protected as an endangered species.
Distribution of Noturus trautmani. © Larry Page
The Elegant Madtom, Noturus elegans, has a dark blotch on the adipose fin, and usually 15-17 anal rays.
Florida Museum of Natural History, Gainesville, Florida, USA
Correspondence regarding this page should be directed to Larry Page at and Griffin Sheehy at
Page copyright © 2007 Larry Page
All Rights Reserved.
- First online 23 May 2007
- Content changed 23 May 2007
Citing this page:
Page, Larry. 2007. Noturus trautmani http://tolweb.org/Noturus_trautmani/69921/2007.05.23 in The Tree of Life Web Project, http://tolweb.org/. Scioto Madtom. Version 23 May 2007 (under construction).