Alert System User Statistics



Total Users
843

StateSubscribers
California185
Florida177
New York172
Oregon162
Pennsylvania161
Texas155
Washington150
Wisconsin144
Louisiana141
Nevada140
Michigan139
Alabama138
Idaho134
Minnesota134
Ohio134
Illinois130
Mississippi130
Montana128
Colorado126
Georgia125
North Carolina124
Massachusetts123
Virginia122
Vermont122
Wyoming122
New Hampshire121
Indiana120
Arizona120
Maryland120
New Jersey119
Utah119
Maine118
Connecticut116
Alaska115
West virginia112
South Carolina112
Arkansas110
Tennessee108
Oklahoma108
Rhode Island108
Iowa107
Delaware106
Hawaii105
Missouri104
Kansas103
South Dakota103
Kentucky101
North Dakota100
New Mexico100
Nebraska93
District of Columbia91
Puerto Rico81
GroupSubscribers
Fishes326
Mollusks-Bivalves258
Crustaceans-Crayfish222
Mollusks-Gastropods216
Amphibians-Frogs199
Mammals189
Amphibians-Salamanders183
Reptiles-Snakes182
Crustaceans-Crabs181
Reptiles-Turtles176
Crustaceans-Shrimp169
Plants159
Crustaceans-Amphipods157
Crustaceans-Copepods156
Reptiles-Lizards155
Crustaceans-Cladocerans155
Reptiles-Crocodilians153
Mollusks-Cephalopods147
Crustaceans-Mysids144
Crustaceans-Isopods141
Coelenterates-Hydrozoans119
Annelids-Oligochaetes118
Mollusks-Nudibranchs114
Entoprocts112
Crustaceans-Barnacles112
Crustaceans-Lobsters106
Crustaceans-Ostracods100
Sponges99
Tunicates97
Coelenterates-Scyphozoan94
Annelids-Polychaetes94
Coelenterates-Anthozoan89
Ectoprocts88
Polyplacophors85
Cumaceans85
Nebaliaceans83
 37
Rotifers28
Bryozoans28
Annelids-Hirundinea4
SpeciesNameSubscribers
zebra mussel - Dreissena polymorpha 342
Northern Snakehead - Channa argus 279
quagga mussel - Dreissena rostriformis 248
Silver Carp - Hypophthalmichthys molitrix 242
Black Carp - Mylopharyngodon piceus 239
Bighead Carp - Hypophthalmichthys nobilis 237
Round Goby - Neogobius melanostomus 215
Ruffe - Gymnocephalus cernua 198
lionfish - Pterois volitans/miles 113

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logoU.S. Department of the Interior | U.S. Geological Survey
URL: https://nas.er.usgs.gov
Page Contact Information: Pam Fuller - NAS Program (pfuller@usgs.gov)
Page Last Modified: Thursday, January 26, 2017

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. [2017]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/23/2017].

Additional information for authors