R.A. Grotefendt

Distribution and abundance of ondontocete species in Hawaiian waters : preliminary results of 1993-98 aerial surveys

Joseph R. Mobley, Scott S. Spitz, Karin A. Forney et al. · 2000 · 40 citations

Fishery Assessment, Engineering, Oceanography +16

Stand mortality in buffer strips and the supply of woody debris to streams in Southeast Alaska

Douglas J. Martin, R.A. Grotefendt · Canadian Journal of Forest Research · 2007 · 19 citations

Southeast Alaska, River Basin Management, Buffer Strips +14

Aerial surveys of endangered cetaceans and other marine mammals in the northwestern Gulf of Alaska and southeastern Bering Sea. Final report

John J. Brueggeman, G.A. Green, R.A. Grotefendt et al. · OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 1987 · 13 citations

Engineering, Wildlife Ecology, Mammalogy +11

Offshore distances of gray whales migrating along the Oregon and Washington coasts, 1990

Gregory A. Green, John J. Brueggeman, R.A. Grotefendt et al. · Research Exchange (Washington State University) · 2008 · 12 citations · Full text