Reference no. | Backe, N., S. Davies, K. Conley, G. Kosmider, G. Rasmussen, H. Ibey and K. Ladell, 2011 |
Ecosystem | Puget Trough/Georgia Basin |
Status | native |
Abundance | |
Lifestage | adults |
Regional database | |
Remarks | Nests were observed to decline between 1987 to 2000 (Ref. 93875). |