Specimen Information

Pylodictis olivaris
Pylodictis olivaris
(Flathead Catfish)
Native Transplant

Specimen ID859916
Common NameFlathead Catfish
LocalityAltamaha River
Mapping AccuracyCentroid
Centroid Type 
HUC8 NameAltamaha
HUC8 Number03070106
Collection Year2005
Year AccuracyActual
Potential Pathwaystocked illegally
Reference 1
Ref. Number:25224
Author:Various authors.
Title:2011 State Project Reports, Catfish Management Techincal Committee, Southern Division, American Fisheries Society.
Publisher:Catfish Management Technical Committee, Southern Division, American Fisheries Society
Commentsfirst record for the drainage; probably introduced in Lake Oconee and escaped during hydological reservoir releases
Record TypePersonal communication
Earliest Recorddrainage
Specimen ImpactA preliminary diet analysis of 252 blue catfish in 2010 revealed that 82.2% of the diet by weight was the exotic Asiatic clam Corbiculae fluminea followed by American Eel Anguilla rostrata making up 7.0% of the diet by weight.


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/3/2024].

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