| SpeciesName | Subscribers |
| zebra mussel - Dreissena polymorpha | 404 |
| Northern Snakehead - Channa argus | 334 |
| quagga mussel - Dreissena rostriformis | 308 |
| Silver Carp - Hypophthalmichthys molitrix | 295 |
| Black Carp - Mylopharyngodon piceus | 292 |
| Bighead Carp - Hypophthalmichthys nobilis | 289 |
| Round Goby - Neogobius melanostomus | 256 |
| Ruffe - Gymnocephalus cernua | 236 |
| lionfish - Pterois volitans/miles | 144 |
| hydrilla - Hydrilla verticillata | 7 |
| water chestnut - Trapa bispinosa | 6 |
| Rusty Crayfish - Faxonius rusticus | 6 |
| dioecious hydrilla - Hydrilla verticillata [dioecious] | 6 |
| monoecious hydrilla - Hydrilla verticillata [monoecious] | 6 |
| floating waterhyacinth - Pontederia crassipes | 6 |
| giant salvinia - Salvinia molesta | 6 |
| starry stonewort - Nitellopsis obtusa | 6 |
| water chestnut - Trapa natans | 5 |
| Red Swamp Crayfish - Procambarus clarkii | 5 |
| Cuban Treefrog - Osteopilus septentrionalis | 4 |
| New Zealand mudsnail - Potamopyrgus antipodarum | 1 |
| Arizona Treefrog - Hyla wrightorum | 1 |
| Asian clam - Corbicula fluminea | 1 |
| red - Melanoides tuberculata | 1 |
| Chinese mitten crab - Eriocheir sinensis | 1 |
| a calanoid copepod - Eurytemora affinis | 1 |
| giant applesnail - Pomacea maculata | 1 |
| channeled applesnail - Pomacea canaliculata | 1 |
| Cane Toad - Rhinella marina | 1 |
| regal demoiselle - Neopomacentrus cyanomos | 1 |
| red discus - Symphysodon discus | 1 |
