| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Pacifastacus fortis (Faxon, 1914) |
Shasta crayfish | North America | |
| Pacifastacus leniusculus (Dana, 1852) |
Signal crayfish | Introduced in Europe & Northern Asia (excluding China) | 15.9 |
| Pacifastacus nigrescens (Stimpson, 1857) |
Sooty crayfish | North America |