Oppel, S., and Powell, A. N. 2009. Does winter region affect spring arrival time and body mass of king eiders in northern Alaska? Polar Biology 32: 1203-1209. [PDF, 350kB]

Oppel, S., Powell, A. N., and Dickson, D. L. 2009. Using an algorithmic model to reveal individually variable movement decisions in a wintering sea duck. Journal of Animal Ecology 78: 524-531. [PDF, 350kB]

Oppel, S., Powell, A. N., and Dickson, D. L. 2008. Timing and distance of King Eider migration and winter movements. Condor 110: 295. [PDF, 957kB]

Mack, A. L. and Oppel, S. 2006. Nidification of the Dwarf Whistler, Pachycare flavogrisea, a little-known New Guinea endemic. Bulletin of the British Ornithologists’ Club 126: 61-64.

Oppel, S. and Beaven, B. M. 2004. Survival and dispersal of mohua (Mohoua ochrocephala, Pachycephalidae) after transfer to Ulva Island, New Zealand. Notornis 51: 116. [PDF, 59kB]