Neosho madtom

The Neosho madtom has features characteristic of all North American catfish, including scaleless skin and a relatively large head with sensory barbels.

The Neosho madtom lives in the demersal, freshwater environment.

The Neosho madtom, Noturus placidus, is a small North American freshwater catfish. It has been listed as a threatened species in the United States since 1990, the IUCN lists it as low risk. More

color photo of neosho madtomThe Neosho madtom is the smallest catfish in Missouri. They live under rocks in riffles or runs, always in clear water in areas with loosely packed gravel. They are vulnerable to drought, pollution, and habitat changes due to reservoir construction. More

* Comments: The Neosho madtom occurs only in the Cottonwood, Neosho and Spring rivers. It is a small member of the catfish family that lives in loose, clean gravel where there is noticeable flow. More

Neosho madtom (Noturus placidus) reproductive cycle and the effects of flowing water on Neosho madtom reproductive behavior. Master’s thesis. University of Missouri, Columbia. Bowen, C. A. 1980. The life history of the brindled madtom Noturus miurus (Jordan) in Salt Creek, Hocking and Vinton counties, Ohio. More

Description: The Neosho madtom (see image on right; click on image to see a larger version) has features characteristic of all North American catfish, including scaleless skin and a relatively large head with sensory barbels. More

Neosho madtoms and cumulative density of other riffle-dwelling benthic fishes. More

Identification: The Neosho Madtom has a stout body, deepest beneath the dorsal fin, and a relatively deep caudal peduncle. Rays along the lower part of the caudal fin are white. More

Size: The largest Neosho Madtom on record was found in Kansas, and measured 8.7cm (3 More

The Neosho madtom has been collected only a few times from the Spring River just upstream from Kansas-Missouri border. More

* States/US Territories in which the Neosho madtom is known to occur: Kansas , Missouri , Oklahoma * USFWS Refuges in which the Neosho madtom is known to occur: FLINT HILLS NATIONAL WILDLIFE REFUGE More

The Neosho madtom presently occurs only in the Neosho River basin, whose hydrologic regime, physical habitat, and water quality have been altered by the construction and operation of reservoirs. More

team that has been studying the Neosho Madtom at several sites since 1991. More

Introducing the Neosho Madtom, but what exactly is it? It is adorable, that is for sure! A Neosho Madtom is a very small breed of catfish. More

The Neosho madtom, Noturus placidus, is a small catfish listed by the U. S. Fish and Wildlife Service as threatened. More

The Neosho Madtom is restricted to the Arkansas River drainage. More

Common names

neosho madtom in English
Neosho-giftmalle in Danish (dansk)
柔石鮰 in Chinese (中文)
柔石鮰 in Mandarin Chinese

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