home
 

Published research and current research activities:

Birds | Insects | Habitat Studies | Conservation | Techniques | Current Research

Oppel, S., Dickson, D. L., and Powell, A. N. 2009. International importance of the eastern Chukchi Sea as a staging area for migrating king eiders. Polar Biology 32: 775-783. [PDF, 230kB]

Oppel, S. 2005. Long-term changes in the breeding community of coastal bird species on a small island - does natural succession compromise conservation values? Biodiversity and Conservation 14: 3407-3422. [PDF, 264kB]

Oppel, S., Schaefer, M., Schmidt, V., and Schröder, B. 2004. Cowbird parasitism of Pale-headed Brush-finch Atlapetes pallidiceps: implications for conservation and management. Bird Conservation International 14: 63-75.[PDF, 293kB]

Oppel, S., Schaefer, H. M., Schmidt, V., and Schröder, B. 2004. How much suitable habitat is left for the last known population of the Pale-headed Brush-Finch? Condor 106: 429-434. [PDF, 75kB]

Oppel, S. and Stock, M. 2004. Reconsidering species extinctions in National Parks: a reply to Berger. Conservation Biology 18: 845-846. [PDF, 52kB]

 
Pale-headed Brush-Finch (Atlapetes pallidiceps) in Yunguilla Valley, Ecuador; picture by N. Krabbe