| SpeciesName | Subscribers |
| Dreissena polymorpha - zebra mussel | 297 |
| Channa argus - northern snakehead | 242 |
| Mylopharyngodon piceus - black carp | 206 |
| Hypophthalmichthys molitrix - silver carp | 205 |
| Hypophthalmichthys nobilis - bighead carp | 204 |
| Neogobius melanostomus - round goby | 182 |
| Gymnocephalus cernua - ruffe | 172 |
| Pterois volitans/miles - lionfish | 83 |
| Dreissena bugensis - quagga mussel | 80 |