| Citation | Goodwin, C.L. and B. Pease, 1989 Species profiles: life histories and environmental requirements of coastal fishes and invertebrates (Pacific Northwest)--Pacific geoduck clam. U.S. Fish. Wildl. Serv. Biol. Rep. 82(11.120). U.S. Army Corps of Engineers, TR EL82-4. 14 pp. | 
| Ref. | 78828 Goodwin, C.L. and B. Pease, 1989 | 
| Page | 1 | 
| Named Used as Valid | Panopea abrupta | 
| Locality | |
| Distribution | Northern Pacific. |