8:30 AM Swanson, Frederick^*,1, Major, Jon², ¹ USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR, USA² US Geological Survey, Vancouver, WA, USA Geological and ecological settings of Mount St. Helens before and after May 18, 1980.

FULL ABSTRACT

8:50 AM Allen, Michael^*,1, Halvorson, Jonathan², Morris, Sherri³, Egerton-Warburton, Louise⁴, Crisafulli, Charles⁵, MacMahon, James⁶, ¹ University of California-Riverside, Riverside, CA² USDA-ARS, Pullman, WA³ Bradley University, Peoria, IL⁴ Chicago Botanical Gardens, Chicago, IL⁵ PNW Research Station, Amboy, WA⁶ Utah State University, Logan, UT Life in the changing belowground during succession on Mount St. Helens.

FULL ABSTRACT

9:10 AM Antos, Joseph^*,1, Zobel, Donald², Frenzen, Peter³, ¹ University of Victoria, Victoria, BC, Canada² Oregon State University, Corvallis, OR, USA³ USDA Forest Service, Amboy, WA, USA Plant responses following tephra fall and mudflows from the 1980 eruption of Mount St. Helens.

FULL ABSTRACT

9:30 AM Wood, David^*,1, Dale, Virginia², del Moral, Roger³, Titus, Jonathan⁴, ¹ California State University, Chico² Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge³ University of Washington, Seattle⁴ Biosphere 2 Center, Oracle Plant succession in the pyroclastic and debris avalanche zones.

FULL ABSTRACT

9:50 AM Bishop, John^*,1, Apple, Jennifer¹, Fagan, William², Campbell, Daniel³, Crisafulli, Charles⁴, Frenzen, Peter⁵, ¹ Washington State University, Vancouver, WA² University of Maryland, College Park, MD³ University of Wisconsin, Stevens Point, WI⁴ Forest Service, Pacific Northwest Research Station, Olympia, WA⁵ Forest Service, Mount St. Helens National Volcanic Monument, Amboy, WA Herbivore effects and spatial structure during primary succession at Mount St. Helens.

FULL ABSTRACT

10:10 AM Break.

10:25 AM Parmenter, Rober^{*,1, 2}, Crisafulli, Charles³, Edwards, John⁴, Sugg, Patrick⁴, Korbe, Nicole², Parsons, Gary⁵, Edgar, Melissa², MacMahon, James⁶, ¹ Valles Caldera National Preserve, Los Alamos, NM² University of New Mexico, Albuquerque, NM³ USDA Forest Service, Amboy, WA⁴ University of Washington, Seattle, WA⁵ Michigan State University, East Lansing, MI⁶ Utah State University, Logan, UT Post-eruption arthropod succession on the Mount St. Helens volcano.

FULL ABSTRACT

10:45 AM Crisafulli, Charlie ^*,1, Dahm, Clifford², Bisson, Peter¹, Hawkins, Charles³, MacMahon, James³, ¹ Forest Service, Pacific Northwest Research Station, Olympia, WA² University of New Mexico, Albuquerque, NM³ Utah State University, Logan, UT Lake, stream, amphibian and fish responses following the 1980 eruptions of Mount St. Helens.

FULL ABSTRACT

11:05 AM MacMahon, James^*,1, Crisafulli, Charles², Parmenter, Robert³, ¹ Department of Biology and the Ecology Center, Logan, Utah² USDA Forest Service, PNW Research Station, Amboy, Washington³ Valles Caldera National Preserve, Los Alamos, New Mexico Recovery of birds and mammals on Mount St. Helens: Succession or luck?

FULL ABSTRACT

11:25 AM Dale, Virginia ¹, Crisafulli, Charles², Swanson, Frederick³, ¹ Oak Ridge National Laboratory, Oak Ridge, TN² Mount St. Helens National Volcanic Monument, Amboy, WA³ USDA Forest Service, PNW Research Station, Corvallis, OR Is succession successful? Synthesis and management implications of ecological recovery at Mount St. Helens.

FULL ABSTRACT

11:45 AM Discussion.