NAS - Nonindigenous Aquatic Species

Alert System User Statistics



Total Users
898

StateSubscribers
California178
Florida166
New York163
Pennsylvania152
Oregon150
Texas148
Washington138
Louisiana134
Nevada132
Alabama131
Wisconsin131
Michigan125
Idaho124
Minnesota124
Mississippi123
Ohio123
Colorado122
Illinois120
Montana119
Massachusetts118
North Carolina118
Virginia118
Georgia118
Wyoming116
Maryland116
New Hampshire116
Utah114
New Jersey114
Maine114
Arizona113
Vermont113
Connecticut112
Alaska111
Indiana110
South Carolina108
Rhode Island106
West virginia106
Oklahoma104
Arkansas104
Iowa103
Delaware102
Hawaii100
Tennessee100
Missouri100
Kansas98
New Mexico97
Kentucky95
South Dakota94
North Dakota91
Nebraska90
District of Columbia85
Puerto Rico77
GroupSubscribers
Fishes307
Mollusks-Bivalves239
Crustaceans-Crayfish211
Mollusks-Gastropods200
Amphibians-Frogs189
Mammals174
Reptiles-Snakes173
Amphibians-Salamanders173
Crustaceans-Crabs172
Reptiles-Turtles166
Crustaceans-Shrimp161
Reptiles-Lizards148
Crustaceans-Copepods147
Crustaceans-Amphipods145
Crustaceans-Cladocerans144
Reptiles-Crocodilians142
Plants136
Mollusks-Cephalopods135
Crustaceans-Mysids134
Crustaceans-Isopods129
Mollusks-Nudibranchs127
Crustaceans-Barnacles124
Crustaceans-Lobsters118
Annelids-Oligochaetes111
Crustaceans-Ostracods111
Sponges109
Coelenterates-Hydrozoans109
Tunicates107
Coelenterates-Scyphozoan106
Annelids-Polychaetes105
Entoprocts103
Coelenterates-Anthozoan99
Ectoprocts98
Polyplacophors95
Cumaceans95
Nebaliaceans93
Rotifers8
Bryozoans8
SpeciesNameSubscribers
zebra mussel - Dreissena polymorpha 315
Northern Snakehead - Channa argus 255
Black Carp - Mylopharyngodon piceus 220
Silver Carp - Hypophthalmichthys molitrix 219
Bighead Carp - Hypophthalmichthys nobilis 217
Round Goby - Neogobius melanostomus 195
Ruffe - Gymnocephalus cernua 181
quagga mussel - Dreissena rostriformis 177
lionfish - Pterois volitans/miles 97


Accessibility FOIA Privacy Policies and Notices

Take Pride in America logoU.S. Department of the Interior | U.S. Geological Survey
URL: http://nas.er.usgs.gov
Page Contact Information: Pam Fuller - NAS Program (pfuller@usgs.gov)
Page Last Modified: Thursday, August 09, 2012

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. [2015]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [8/1/2015].

Additional information for authors