NAS Alert System



The 10 most recent alerts are available at RSS

Total of 2214 alerts match your criteria. Click on the dipnet View Specimen details to get details about the collection.
  DateSpeciesNew AreaAlert Risk Map Comments
View Specimen details 6/20/2018 Chinese mysterysnail
Cipangopaludina chinensis
Drainage: Mississippi Headwaters (7010101)
View Specimen details 6/18/2018 Chinese mysterysnail
Cipangopaludina chinensis
State: SC
County: Lexington (SC)
Drainage: Saluda (3050109)
View Specimen details 6/18/2018 Ginbuna crucian carp
Carassius langsdorfii
Country: US
State: CA
County: Placer/El Dorado (CA)
Drainage: Lake Tahoe (16050101)
View Specimen details 6/18/2018 yellow floating-heart
Nymphoides peltata
County: Crawford (PA)
Drainage: French (5010004)
View Specimen details 6/18/2018 Bighead Carp
Hypophthalmichthys nobilis
County: Taney (MO)
Drainage: Bull Shoals Lake (11010003)
View Specimen details 6/15/2018 Grass Carp
Ctenopharyngodon idella
County: Cayuga (NY)
Drainage: Seneca (4140201)
View Specimen details 6/11/2018 Black Carp (diploid)
Mylopharyngodon piceus
County: Lyon (KY)
Drainage: Lower Cumberland (5130205)
View Specimen details 6/8/2018 Red-eared Slider
Trachemys scripta
County: Putnam (FL)
View Specimen details 6/8/2018 zebra mussel
Dreissena polymorpha
County: Carroll (MD)
Drainage: Monocacy (2070009)
View Specimen details 5/29/2018 Green Treefrog
Hyla cinerea
County: Mecklenburg (NC)
Drainage: Lower Catawba (3050103)
View Specimen details 5/24/2018 Alewife
Alosa pseudoharengus
State: AL
County: St. Clair (AL)
Drainage: Middle Coosa (3150106)
View Specimen details 5/24/2018 Texas Spiny Softshell
Apalone spinifera
County: Stanislaus (CA)
Drainage: Lower San Joaquin River (18040002)
View Specimen details 5/24/2018 Chinese mysterysnail
Cipangopaludina chinensis
County: San Diego (CA)
Drainage: San Diego (18070304)
View Specimen details 5/24/2018 red-rim melania
Melanoides tuberculata
County: Williamson (TX)
Drainage: San Gabriel (12070205)
View Specimen details 5/23/2018 Black Carp (diploid)
Mylopharyngodon piceus
County: Massac (IL)
View Specimen details 5/23/2018 parrot feather
Myriophyllum aquaticum
County: Gaston (NC)
View Specimen details 5/23/2018 parrot feather
Myriophyllum aquaticum
County: Cabarrus (NC)
View Specimen details 5/22/2018 yellow iris
Iris pseudacorus
County: Chaffee (CO)
Drainage: Arkansas Headwaters (11020001)
View Specimen details 5/21/2018 Amazon Molly
Poecilia formosa
County: Victoria (TX)
Drainage: Lower Guadalupe (12100204)
View Specimen details 5/21/2018 parrot feather
Myriophyllum aquaticum
County: Camden (NC)
View Specimen details 5/8/2018 Black Carp
Mylopharyngodon piceus
County: St. Martin (LA)
View Specimen details 5/7/2018 Northern Snakehead
Channa argus
County: Colonial Heights city (VA)
Drainage: Appomattox (2080207)
View Specimen details 5/3/2018 cape blue waterlily
Nymphaea capensis
County: Hawaii (HI)
Drainage: Hawaii (20010000)
View Specimen details 5/2/2018 nutria
Myocastor coypus
County: San Joaquin (CA)
Drainage: San Joaquin (18040000)
View Specimen details 4/27/2018 Lagoon Triggerfish
Rhinecanthus aculeatus
County: Broward (FL)
Drainage: Floridian (32007000)

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Take Pride in America logoU.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Pam Fuller - NAS Program (
Page Last Modified: Monday, June 11, 2018


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. [2018]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/22/2018].

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