Table 1. States with nonindigenous occurrences, the earliest and latest observations in each state, and the tally and names of HUCs with observations†. Names and dates are hyperlinked to their relevant specimen records. The list of references for all nonindigenous occurrences of Oreochromis, Sarotherodon, Tilapia sp. × sp. are found here.
Table last updated 9/22/2023
† Populations may not be currently present.
References: (click for full references)
Courtenay, W.R., Jr., C.R. Robins, R.M. Bailey, and J.E. Deacon. 1987. Records of exotic fishes from Idaho and Wyoming. Great Basin Naturalist. 47(4): 523-546.
Fox, Miller, McCall, and Brown. 1986. Lake Okeechobee-Kissimmee River Project 1985-86. Lake Okeechobee Fishery Investigations. Florida Game and Freshwater Fish Commission
Texas Parks and Wildlife Department. 2001. Fish Records: Water Body - All Tackle. Texas Parks and Wildlife Department. April 24, 2001
This information is preliminary or provisional and is subject to revision. It is being provided to meet the need for timely best science. The information has not received final approval by the U.S. Geological Survey (USGS) and is provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the information.