Noturus baileyi
Smoky Madtom
Larry PageIdentification
The Smoky Madtom has a slender body and a flat head, with the deepest point being beneath the dorsal fin. The body is olive-brown on the back and sides and white to yellow below. There are 4 pale yellow saddles along the middle of the back, barely visible laterally. The fins are clear or yellow to dusky brown. The mostly clear or yellow adipose fin has a dusky band that almost extends to the edge. The pectoral spine is short with 4-5 large teeth on the rear edge and small teeth on the front edge. The caudal fin has a straight edge and is joined to the adipose fin with a shallow notch between the two fins. The anal fin has 12-14 rays. To 2 ¾ in. (7.3 cm) total length.
Range
The Smoky Madtom is found in Citico Creek (Little Tennessee River system) in Monroe County, Tennessee. A population in Abrams Creek, Blount County, Tennessee, is thought to have been extirpated. The Smoky Madtom is rare and protected as an endangered species.
Distribution of Noturus baileyi. © Larry Page
Similar Species
The Least Madtom, Noturus hildebrandi, has a clear adipose fin without a dusky band and a white lower side. The Pygmy Madtom, Noturus stanauli, has a white-tipped snout, a white lower side, and 14-17 anal rays.
About This Page
Larry Page
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 baileyi http://tolweb.org/Noturus_baileyi/69887/2007.05.23 in The Tree of Life Web Project, http://tolweb.org/
. Smoky Madtom. Version 23 May 2007 (under construction).