Alligator mississippiensis
Alligator mississippiensis
(American alligator)
Native Transplant

21 results for Alligator mississippiensis (American alligator)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
155985 NY sewer in New York City1935 02030101 Lower Hudsonfailed
155984 NYBronxKensico Reservoir [Lake]1982 02030102 Bronxfailed
275913 NYChautauquaJamestown2011 05010002 Conewangofailed
1547614 NYDutchessWaryas Park, Poughkeepsie, NY.2018 02020008 Hudson-Wappingerfailed
139937 NYErieBuffalo, Scajaquada Creek near the Grant Street Bridge2001 04120104 Niagarafailed
155982 NYKingstrashcan in Brooklyn Museum Station1937 02030202 Southern Long Islandfailed
271843 NYOrangeNewburgh [non-specific location]2007 02020008 Hudson-Wappingerfailed
155977 NYOrangeresidential lawn in Port Jervis1929 02040104 Middle Delaware-Mongaup-Brodheadfailed
155976 NYOrangestream in Middletown1999 02020007 Rondoutfailed
271845 NYRichmondBlue Heron Park pond2003 02030104 Sandy Hook-Staten Islandfailed
1613632 NYRichmondPonded rainwater in the woods near Cranford Ave., Staten Island, New York, NY.2019 02030104 Sandy Hook-Staten Islandfailed
164821 NYSteubencreek bed in the Steuben county town of Wayland2005 04130002 Upper Geneseefailed
271844 NYSteubenWayland [non-specific location]2005 04130002 Upper Geneseefailed
155981 NYSuffolkEast River1937 02030202 Southern Long Islandfailed
291010 NYSuffolkLily Pond on Long Island, NY2012 02030202 Southern Long Islandfailed
1613625 NYSuffolkSwimming pool at private residence, Bayport, Long Island, NY.2019 02030202 Southern Long Islandfailed
271772 NYSuffolkWading River [non-specific location]2007 02030201 Northern Long Islandfailed
155980 NYWestchesterGrassy Sprain Reservoir1935 02030102 Bronxfailed
155983 NYWestchesterHuguenot Lake, Westchester1938 02030102 Bronxfailed
155978 NYWestchesterin bushes at an estate in Pleasantville1931 02030101 Lower Hudsonfailed
155979 NYWestchesterNorth Yonkers1999 02030101 Lower Hudsonfailed

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.


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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/7/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.