| Reference no. | Scott, W.B. and E.J. Crossman, 1973 |
| Ecosystem | Strait of Georgia |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | From CA-BC. Occurs in the Fraser River and its tributaries, the Skeena, Nass, Taku (Ref. 10882) and Stikine Rivers. Also recorded from rivers of the central coast, Vancouver and Queen Charlotte Islands (Ref. 10882). There is an uncertain record from the |