| canada | | myoxocephalus quadricornis | species | 1 | 0 |
| canada | manitoba | myoxocephalus quadricornis | species | 9 | 0 |
| canada | nunavut | myoxocephalus quadricornis | species | 2 | 0 |
| canada | ontario | myoxocephalus quadricornis | species | 0 | 1 |
| canada | quebec | myoxocephalus quadricornis | species | 2 | 0 |
| finland | | myoxocephalus quadricornis | species | 1 | 0 |
| greenland | | myoxocephalus quadricornis | species | 3 | 0 |
| sweden | | myoxocephalus quadricornis | species | 4 | 0 |
| united states | michigan | triglopsis quadricornis thompsonii | subspecies | 1 | 0 |