Cat-eLog Right Arrow Ictaluridae Right Arrow Noturus

Jump to next section Cat-eLog Data Sheet
Scientific Name Noturus exilis  Nelson, 1876
Common Names Slender Madtom
Slank Giftmalle (Denmark)
Type Locality Mackinaw Creek, Illinois R. drainage, McLean Co., Illinois., U.S.A.
Pronunciation no two russ
Etymology From the Greek notos, meaning back and oura, meaning tail. In reference to the confluent adipose and caudal fins. The specific epithet is in reference to the slimness of the specimen's body.
Articles
Article - CotM 2008 September
Jump to next section Species Information
Size 150mm or 5.9" SL. Find near, nearer or same sized spp.
Identification Long slender body;flat head. Black border on median fins. Terminal mouth with equal jaws. Yellow-brown to gray-black above;light yellow below; pale or light yellow fins.
Sexing Breeding male with swollen lips,enlarged cephalic epaxial muscles, and large bulbous genital papilla. Female with papilla with deep median groove ending in a small bump.
General Remarks Occurs in clear, cool, rocky riffles, runs and flowing pools of creeks.
Jump to next section Habitat Information
Distribution North America: Green, Cumberland and Tennessee River drainages in central Kentucky to northern Alabama, USA; upper Mississippi River basin from southern Wisconsin and southern Minnesota to Ozark and Ouachita Highlands of Arkansas, Kansas and Oklahoma in USA.
Gulf Coast Drainages, Mississippi, Ohio, Green River (Kentucky) (click on these areas to find other species found there)
Gulf Coast Drainages, Mississippi, Ohio, Cumberland (click on these areas to find other species found there)
Gulf Coast Drainages, Mississippi, Ohio, Tennessee (click on these areas to find other species found there)
Gulf Coast Drainages, Mississippi, Upper Mississippi (click on these areas to find other species found there)

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IUCN Red List Status Least Concern
pH 6.2 - 7.0
Temperature 14.0-22.0°C or 57.2-71.6°F (Show species within this range)
Other Parameters Highly oxeganated water a must.
Jump to next section Husbandry Information
Feeding Readily feeds on live and frozen foods. Will also adapt to flake and prepared foods for the aquarium.
Furniture Provide sand mixed with peat moss,pvc pipes,flat rocks and vegetation .
Compatibility Suitable for a coldwater community tank.Ideal tank mates include small-midsized North American native fishes such as darters and shiners.
Suggested Tankmates Ideal tankmates include small to midsized North American native fishes such as darters and shiners.
Breeding Spawning occurs in the months of may-august. It is difficult in the aquarium however it has been done when wild caught specimens are added to aquariums with warmer temperatures than the river or drainage system they are captured from.
Breeding Reports There is no breeding report.
Jump to next section Further Information
References Bull. Illinois Mus. Nat. Hist.v. 1 (no. 1) - pp51
A Field Guide To Freshwater Fishes North America
North American Native Fishes for the Home Aquarium
American Aquarium Fishes
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Last Update 2007 Apr 30 09:24 (species record created: 2001 Apr 25 00:00)