All FishesICTALURIDAEPylodictis  |  | 

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Scientific NamePylodictis olivaris    (Rafinesque, 1818)
Common NamesFlat Head Catfish
Appaloosa Catfish, Appaluchion, Fladhovedet Dværgmalle (Denmark), Flat Belly Catfish, Goujon, Mississippi Catfish, Mud Catfish, North American Flathead Catfish, Tabby Catfish, Yellow Catfish
Type LocalityOhio River, U.S.A.
Synonym(s)Ictalurus olivaris, Pimelodus aeneus, Pimelodus lutescens, Pimelodus punctulatus, Pylodictis limosus, Pylodictus olivaris, Silurus cupreus, Silurus olivaris, Silurus viscosus
Pronunciationpie low dik tuss
EtymologyPylodictis: From the Greek, pelos, meaning mud, and ichthys, meaning fish; in reference to the habit. 
Hop to next section Species Information
Size1550mm or 61" SL. Find near, nearer or same sized spp.
Hop to next section Habitat Information
DistributionNorth America
North American Atlantic Drainages, Great Lakes, Lake Michigan (click on these areas to find other species found there)
Gulf Coast Drainages, Mississippi (click on these areas to find other species found there)
North American Atlantic Drainages, Great Lakes, Lake Erie (click on these areas to find other species found there)
Gulf Coast Drainages (click on these areas to find other species found there)
North American Atlantic Drainages, Great Lakes, Saint Clair, Thames (click on these areas to find other species found there)

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IUCN Red List Category
Least Concern
, a distribution map is available on the IUCN species page. Last assessed 2012.
pH6.0 - 7.6
Temperature10.0-23.0°C or 50-73.4°F (Show species within this range)
Other ParametersPrefers large deep rivers. It also tolerates turbidity well. At night, it moves into shallows to feed. They rest in deep pools during the day under logs and cut banks. This fish prefers hard sand and gravel substrates.
Hop to next section Husbandry Information
Breeding ReportsThere is no breeding report.
Hop to next section Further Information
ReferenceAmerican Monthly Magazine and Critical Review v. 3 (no. 5) (art. 3) (Sept.), pp 355.
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There are 3 records of this fish being seen, view them all.
Hop to next section More Resources
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Look up PlanetCatfish.comLook up P. olivaris on PlanetCatfish.com
Look up on FishbaseLook up P. olivaris on Fishbase
Look up on Encyclopedia of LifeLook up P. olivaris on Encyclopedia of Life
Look up on Global Biodiversity Information FacilityLook up P. olivaris on Global Biodiversity Information Facility
Pylodictis olivaris QR codeLFS label creator
ARN ref:1.5.97.262
Last UpdateThu Jan 01, 1970 1:00 am (Species record created: Thu Jan 01, 1970 1:00 am)