Alert System User Statistics



Total Users
969

StateSubscribers
California187
Florida173
New York172
Pennsylvania160
Oregon159
Texas153
Washington147
Wisconsin140
Louisiana139
Nevada138
Alabama136
Michigan136
Minnesota134
Idaho132
Ohio132
Illinois128
Mississippi128
Montana127
Colorado126
Georgia124
North Carolina122
Wyoming122
Maryland121
Massachusetts121
Virginia120
New Hampshire119
New Jersey118
Indiana118
Arizona118
Utah118
Maine117
Vermont117
Connecticut115
Alaska115
South Carolina111
Rhode Island109
West virginia109
Arkansas109
Oklahoma108
Iowa107
Delaware106
Hawaii105
Tennessee104
Missouri103
New Mexico102
Kansas102
South Dakota102
North Dakota99
Kentucky98
Nebraska93
District of Columbia88
Puerto Rico80
GroupSubscribers
Fishes329
Mollusks-Bivalves257
Crustaceans-Crayfish223
Mollusks-Gastropods215
Amphibians-Frogs198
Mammals186
Reptiles-Snakes185
Crustaceans-Crabs182
Amphibians-Salamanders182
Reptiles-Turtles177
Crustaceans-Shrimp169
Reptiles-Lizards157
Crustaceans-Amphipods155
Crustaceans-Copepods154
Plants153
Crustaceans-Cladocerans152
Reptiles-Crocodilians152
Mollusks-Cephalopods145
Crustaceans-Mysids143
Crustaceans-Isopods138
Mollusks-Nudibranchs125
Crustaceans-Barnacles122
Annelids-Oligochaetes117
Crustaceans-Lobsters116
Coelenterates-Hydrozoans116
Crustaceans-Ostracods109
Entoprocts109
Sponges107
Tunicates105
Coelenterates-Scyphozoan103
Annelids-Polychaetes103
Coelenterates-Anthozoan97
Ectoprocts96
Polyplacophors93
Cumaceans93
Nebaliaceans91
 27
Rotifers17
Bryozoans17
SpeciesNameSubscribers
zebra mussel - Dreissena polymorpha 339
Northern Snakehead - Channa argus 277
Silver Carp - Hypophthalmichthys molitrix 243
Black Carp - Mylopharyngodon piceus 240
Bighead Carp - Hypophthalmichthys nobilis 238
quagga mussel - Dreissena rostriformis 223
Round Goby - Neogobius melanostomus 213
Ruffe - Gymnocephalus cernua 198
lionfish - Pterois volitans/miles 110


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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: Friday, January 08, 2016

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. [2016]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [8/30/2016].

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