Hydroporus signatus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Dytiscidae
- genus: Hydroporus
- species: Hydroporus signatus
Fort Nelson
British Columbia- Saint-Rémi
Quebec
Canada
Beltsville
Maryland- Marion
- Marion Center
Massachusetts- Tiverton
Rhode Island
United States