NAS Alert System

NASAlertSystem

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The 10 most recent alerts are available at RSS

Total of 2383 alerts match your criteria. Click on each Specimen ID to get details about the collection.
Specimen IDDateSpeciesNew AreaAlert Risk Map Comments
1529995 3/7/2019 giant salvinia
Salvinia molesta
County: Franklin (MS)
Drainage: Homochitto (8060205)
 
1529938 3/5/2019 crested floating-heart
Nymphoides cristata
County: Montgomery (TX)
Drainage: Spring (12040102)
 
1529875 3/4/2019 Asian clam
Corbicula fluminea
County: Otter Tail (MN)
Drainage: Otter Tail (9020103)
 
1529858 2/22/2019 nutria
Myocastor coypus
County: Middlesex (MA)
Drainage: Concord (1070005)
 
1529814 2/20/2019 a cladoceran
Diaphanosoma fluviatile
State: WI
County: Bayfield (WI)
Drainage: Beartrap-Nemadji (4010301)
 
1529812 2/19/2019 a copepod
Mesocyclops pehpeiensis
County: Macomb (MI)
Drainage: Lake St. Clair (4090002)
 
1529384 2/13/2019 narrow-leaved cattail
Typha angustifolia
County: Chelan (WA)
Drainage: Upper Columbia-Entiat (17020010)
 
1528699 2/13/2019 calla lily
Zantedeschia aethiopica
County: Mason (WA)
Drainage: Puget Sound (17110019)
 
1524531 2/12/2019 Black Carp (diploid)
Mylopharyngodon piceus
County: Benton (TN)
 
1524838 2/12/2019 Black Carp
Mylopharyngodon piceus
County: Adams (IL)
Drainage: Bear-Wyaconda (7110001)
 
1524534 2/8/2019 Black Carp (diploid)
Mylopharyngodon piceus
County: Tunica (MS)
Drainage: Lower Mississippi-Helena (8020100)
 
1524532 2/6/2019 parrot feather
Myriophyllum aquaticum
County: Iberia (LA)
 
1524525 2/5/2019 Cuban Treefrog
Osteopilus septentrionalis
County: Muscogee (GA)
Drainage: Middle Chattahoochee-Walter F (3130003)
 
1524510 2/4/2019 Grass Carp (diploid)
Ctenopharyngodon idella
State: UT
*Bonus* The collection of larval Grass Carp from Lake Powell in 2015 and again in 2016 indicate a reproducing population. See Brandenburg et al. 2018. Discovery of Grass Carp Larvae in the Colorado River Arm of Lake Powell. North American Journal of Fisheries Management.
1524523 2/4/2019 Sharptooth catfish
Clarias gariepinus
Country: PR
State: PR
County: Guayama (PR)
Drainage: Southern Puerto Rico (21010004)
 
1524513 2/1/2019 Grass Carp (diploid)
Ctenopharyngodon idella
State: KY
County: Ballard (KY)
Drainage: Lower Ohio (5140206)
 
1524416 1/28/2019 giant salvinia
Salvinia molesta
County: Lafayette (AR)
Drainage: Bodcau Bayou (11140205)
 
1524137 12/7/2018 Common Carp
Cyprinus carpio
Drainage: Everglades (3090202)
 
1523192 12/6/2018 alligatorweed
Alternanthera philoxeroides
County: Virginia Beach (VA)
*Bonus* Last reported in 1996 for Virginia Beach County
1523935 12/4/2018 alligatorweed
Alternanthera philoxeroides
County: Hopkins (TX)
 
1522776 12/4/2018 Virile Crayfish, Northern Crayfish
Faxonius virilis
State: SC
County: York (SC)
Drainage: Lower Catawba (3050103)
 
1464312 12/4/2018 curly-leaf pondweed
Potamogeton crispus
County: Tripp (SD)
Drainage: Ponca (10150001)
 
1523963 12/4/2018 crested floating-heart
Nymphoides cristata
County: Henderson (TX)
Drainage: Upper Neches (12020001)
 
1523929 12/3/2018 European frogbit
Hydrocharis morsus-ranae
County: Orange (NY)
 
1523926 12/3/2018 European frogbit
Hydrocharis morsus-ranae
Drainage: Rondout (2020007)
 
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Take Pride in America logoU.S. Department of the Interior | U.S. Geological Survey
URL: https://nas.er.usgs.gov
Page Contact Information: Matthew Neilson - NAS Program (mneilson@usgs.gov)
Page Last Modified: Friday, November 16, 2018

Disclaimer:

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. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/20/2019].

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.