Alligator mississippiensis
Alligator mississippiensis
(American alligator)
Reptiles-Crocodilians
Native Transplant
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8 results for Alligator mississippiensis (American alligator)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
262246 CAButteButte Creek, near Chico2009 18020158 Butte Creekfailed
262080 CODeltaHotchkiss, 4 miles to the northeast next to North Fork Lateral irrigation canal2009 14020004 North Fork Gunnisonfailed
271797 IDBonnevilleBooneville County2009 17040104 Palisadesfailed
271800 INJasperIroquois River, near Rensselaer2009 07120002 Iroquoisfailed
272009 MOTaneyTable Rock Lake2009 11010003 Bull Shoals Lakefailed
261996 NVClarkSunset Park pond, Las Vegas [SE corner of airport]2009 15010015 Las Vegas Washfailed
262363 ORJosephineApplegate River, near Murphy southeast of Grants Pass2009 17100309 Applegatefailed
265091 TNMarionpond on Aetna Mountain2009 06020001 Middle Tennessee-Chickamaugafailed

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are 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 data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/22/2026].

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