Sheila D. Douglas and Ruth A.Stockey. 1992. Insect fossils in middle Eocene deposits from British Columbia and Washington State: faunal diversity and geological range extensions. Canadian Journal of Zoology 74(6):1140-1157.

Douglas, S.D. 1992. Vocalizations and associated visual display in Red-throated Loons, Gavia stellata. Unpublished.

Douglas, S.D. 1991. Trees and Shrubs of the Queen Charlotte Islands. Islands Ecological Research, Queen Charlotte City, 101 pp.

Douglas, S.D. 1991. Flower form and pollinator diversity in the Middle Eocene of British Columbia and Washington. M.Sc.  thesis, University of Alberta, Edmonton.

Douglas, S.D. and T.E. Reimchen. 1988. Habitat characteristics and population estimate of breeding Red-throated
Loons, Gavia stellata, on the Queen Charlotte Islands.Canadian Field-Naturalist 102: 679-684.

Douglas, S.D. and T.E. Reimchen. 1988. Reproductive phenology and early survivorship in Red-throated Loons,
Gavia stellata. Canadian Field-Naturalist 102: 701-704.

Reimchen, T.E. and S.D. Douglas. 1985. Differential contribution of the sexes to prefledged young in Red-
throated Loons. Auk 102: 198-201.

Reimchen, T.E. and S.D. Douglas. 1984. Feeding schedule and daily food consumption in Red-throated Loons (Gavia
stellata) over the prefledging period. Auk 101: 593-599.

Reimchen, T.E. and S.D. Douglas. 1984. Seasonal and diurnal  abundance of aquatic birds on the Drizzle Lake Reserve, Queen Charlotte Islands, British Columbia. Canadian Field-Naturalist 98: 22-28.

Douglas, S.D. 1983. Floral color patterns and pollinator attraction in a bog habitat. Canadian Journal of Botany 61:

Douglas, S. D. 1982. The Charlottes’ muskeg: natural history notes. In Tales from the Queen Charlotte Islands, Book 2. Senior citizens of the Queen Charlotte Islands, Masset B.C.

Reimchen, T.E. and S.D. Douglas. 1980. Observations of Loons (Gavia immer and G. stellata) at a bog lake on the Queen Charlotte Islands. Canadian Field-Naturalist 94: 398-404.

Douglas, S. D. 1978. Red-throated Loon — elegant diver of the north. Wildlife Review, Spring 1980.