Structure and dynamics of lotic ecosystems, landscape ecology, and the role of large animals in influencing ecosystem dynamics.

Professional Appointments:

- 1988-present: Professor, College of Ocean and Fishery Sciences and College of Forest Resources, University of Washington

- 1993-present: Faculty Affiliate, Division of Biological Sciences, The University of Montana

- 2001-2002: Sabbatical Fellow, National Center for Ecological Analysis and Syntheses (NCEAS), University of California, Santa Barbara and The Ecosystem Center, Woods Hole, MA

- 1988-1996: Director, Center for Streamside Studies, University of Washington

- 1995: Visiting Professor, University of Witwatersrand, South Africa

- 1985-1988: Director, Center for Water and the Environment, Natural Resources Research Institute, University of Minnesota; Professor, Department of Fisheries and WIldlife, and the Department of Ecology and Behavioral Biology, University of Minnesota

- 1978-1985: Director, Matamek Research Program, Woods Hole Oceanographic Institution

- 1984, 1988: Visiting Scientist, Centre d'Ecologie, Centre National de la Recherche Scientifique, Toulouse, France

- 1983: Visiting Professor, University of Montana

- 1977-1978: Assistant Curator, Academy of Natural Sciences of Philadelphia

- 1976-1977: Research Associate, Oregon State University

- 1974-1976: Postdoctoral Fellow, Fisheries Research Board of Canada, Pacific Biological Station

Professional Societies:

- American Association for the Advancement of Science

- American Society of Limnology and Oceanography

- Ecological Society of America

- North American Benthological Society

- Societas Internationalis Limnologie

Recent Committee&Consulting Activity (1986-1999)

- National Science Foundation: *Water and Watersheds Panel

*Long-term ecological research advisory panel

*Ecosystem research advisory panel

*Various NSF site reviews

*Coordinating committee and chair--various NSF
Domain of Research: River Ecology and riparian landscapes.

Functions:

- Director of the Centre d'Ecologie des Ressources Renouvelables, CNRS Laboratory in Toulouse (1981-1995).

- Director of the team "Ecologie des écosystèmes riverains" at the Centre d'Ecologie des Systèms Aquatiques Continentaux, CNRS et Université Toulouse 3 (1995-2001).

Present National Responsibility:

- President of the "Groupement d'Intérêt Public: Ecosystèmes Forestiers - ECOFOR" (2000-

- President of several Scientific Committees at the French Ministry of the Environment.

Past International Responsibilities:

- President of the Scientific Committee of the programme MAB.UNESCO "Land-Inland Water interface: Research and Management" (1988-1996)

- President of the "Internaional Association for Landscape Ecology" (IALE) (1991-1995)

- Scientific coordinator of the programmes of the European Commission: 'European River Margins' et 'Floodplain Biodiversity and Restoration'.

Organization of the internationa symposia:

- "Quels Flueves pour demain?" Ministère de l'Environment et CNRS, Orléans, September 1991.

- "World Congress of the International Association for the Landscape Ecology (IALE)," Touslouse, July 1995.

- "Eighth International Symposium on Regulated Streams - EISORS," Toulouse, July 2000.

Teaching:

- University of Toulouse: Aquatic Ecology lectures at the PhD level (1990-1996).

- Univresity of Roskilde, Denmark: international seminars at the PhD level 'Landscape ecology and the dynamics of agricultural landscapes' (1997 and 2000).

- University de Sao Paulo, Brazil: Landscape Ecology lectures at the PhD level (1998).