Session: The Evolving Pacific Northwest Landscape: Geomorphic and Ecologic Controls, Constraints, and Conundrums in the Quaternary (Posters) (Cordilleran Section

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DOES DEFORESTATION INFLUENCE THE ACTIVITY OF DEEP-SEATED LANDSLIDES? OBSERVATIONS FROM THE FLOOD OF 1997 IN THE CENTRAL KLAMATH MOUNTAINS, NORTHERN CALIFORNIA

DE LA FUENTE, Juan, Klamath National Forest, 1312 Fairlane Road, Yreka, CA 96097, ELDER, Don, Northern California Resource Ctr, P.O. Box 146, Fort Jones, CA 96032 and MILLER, Alisha, Department of Earth and Planetary Sciences, Univ of California, Berkeley, 307 McCone Hall, Berkeley, CA 94720-4767, jdelafuente@fs.fed.us, jdelafuente@fs.fed.us

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CHANNEL AND FLOODPLAIN DYNAMICS, QUINAULT AND QUEETS RIVERS, WASHINGTON

JONES, Myrtle A.¹, O'CONNOR, Jim E.² and HALUSKA, Tana L.², (1)USGS, 1201 Pacific Ave. Suite 600, Tacoma, WA 98402, (2)USGS, 10615 SE Cherry Blossom Dr, Portland, OR 97216-3103, majones@usgs.gov, majones@usgs.gov

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DEPOSITS, EROSIONAL FEATURES, AND FLOW CHARACTERISTICS OF THE LATE-GLACIAL TANWAX CREEK-OHOP CREEK VALLEY FLOOD-A LIKELY SOURCE FOR SEDIMENTS COMPOSING THE MIMA MOUNDS, PUGET LOWLAND, WASHINGTON

PRINGLE, Patrick T., Washington Department of Natural Resources, Div. of Geology, P.O. Box 47007, Olympia, WA 98504-7007 and GOLDSTEIN, Barry S., Geology, Univ. of Puget Sound, Tacoma, WA 98416, Pat.Pringle@wadnr.gov, Pat.Pringle@wadnr.gov

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HYDROLOGIC CONTROLS AND FOREST LAND MANAGEMENT IMPLICATIONS FOR DEEP-SEATED LANDSLIDES: EXAMPLES FROM THE LINCOLN CREEK FORMATION, WASHINGTON

GERSTEL, Wendy J., WA State Dept. of Nat Rscs, P.O. Box 47016, Olympia, WA 98504-7016 and BADGER, Thomas C., WA State Dept. of Transportation, P.O. Box 47365, Olympia, WA 98504-7365, wendy.gerstel@wadnr.gov, wendy.gerstel@wadnr.gov

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INFLUENCE OF GLACIAL PROCESSES ON THE LARGE-SCALE MORPHOLOGY OF THE WASHINGTON CASCADE RANGE

MITCHELL, Sara Gran, Department of Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195, MONTGOMERY, David R., Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195, REINERS, Peter W., Dept. of Geology and Geophysics, Yale Univ, P.O. Box 208109, New Haven, CT 06520 and EHLERS, Todd A., Division of Geological and Planetary Sciences, California Insitute of Technology, Pasadena, CA 91125, sgm1@u.washington.edu, sgm1@u.washington.edu

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INTERACTION BETWEEN WOODY DEBRIS AND CHANNEL MORPHOLOGY: INSIGHTS FROM SPRING-FED STREAMS IN THE OREGON CASCADES

HYGELUND, Bretagne N., Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403-1272 and MANGA, Michael, Department of Earth and Planetary Science, Univ of California, Berkeley, Berkeley, CA 94720-4767, bretagne@gladstone.uoregon.edu, bretagne@gladstone.uoregon.edu

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MODELING SEDIMENT AND WOOD STORAGE AND DYNAMICS IN SMALL MOUNTAINOUS WATERSHEDS

LANCASTER, Stephen T., Dept. Geosciences, Oregon State Univ, Corvallis, OR 97331, HAYES, Shannon K., Oregon State Univ, 3200 SW Jefferson Way, Corvallis, OR 97331-8550 and GRANT, Gordon E., Pacific Northwest Research Station, USDA Forest Service, 3200 SW Jefferson Way, Corvallis, OR 97331-8550, Stephen.Lancaster@orst.edu, Stephen.Lancaster@orst.edu

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POOL MORPHOLOGY IN GRAVEL-BED STREAMS IN THE BLUE MOUNTAINS OF EASTERN OREGON: LONG-TERM CONTROLS VS. SHORT-TERM (HUMAN AND BIOTIC) INFLUENCES

MCDOWELL, Patricia F., Geography, Univ of Oregon, Department of Geography, 1251 University of Oregon, Eugene, OR 97403-1251, pmcd@oregon.uoregon.edu, pmcd@oregon.uoregon.edu

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PROCESSES OF CHANNEL ADJUSTMENT ON FIVE STREAMS WITH CATTLE GRAZING EXCLOSURES IN THE BLUE MOUNTAINS OF EASTERN OREGON

MOWRY, Andrew D., Department of Geography, Univ of Oregon, 1251 University of Oregon, Eugene, OR 97403-1251, amowry@darkwing.uoregon.edu, amowry@darkwing.uoregon.edu

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RAPID GULLY FORMATION IN RESPONSE TO FOREST ROAD CONSTRUCTION: REACTIVATION OF A DORMANT GEOMORPHIC FEATURE

OSWALD, John A. and NORDSTROM, Tagg S., Geology Department, Scotia Pacific Co, PO Box 712, Scotia, CA 95565, oswald@scopac.com, oswald@scopac.com

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THE ROLE OF STORED HISTORIC SEDIMENT IN SHORT-TERM SEDIMENT PRODUCTION, SOUTH FORK NOYO RIVER, JACKSON STATE DEMONSTRATION FOREST, CALIFORNIA

KOEHLER III, Rich D.¹, KELSON, Keith I.², MATTHEWS, Graham³, KANG, K. H.⁴ and BARRON, Andrew D.², (1)William Lettis & Associates, Inc, 999 Andersen Dr., Ste 120, San Rafael, CA 94901, (2)William Lettis & Associates, 1777 Botelho Dr., Suite 262, Walnut Creek, CA 94596, (3)Graham Matthews & Associates, P.O. Box 1516, Weaverville, CA 96093, (4)National Central Univ, ChungLi, Taiwan, koehler@lettis.com, koehler@lettis.com

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USING THE STREAM POWER LAW AND DIGITAL TOPOGRAPHIC DATA TO QUANTIFY LATERAL MIGRATION RATES IN BEDROCK CHANNELS, OREGON COAST RANGE

KOBOR, Jeremiah S., Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403-1205 and ROERING, Joshua J., Univ Oregon, 1272 University of Oregon, Eugene, OR 97403-1205, jkobor@gladstone.uoregon.edu, jkobor@gladstone.uoregon.edu

Cordilleran Section - 98th Annual Meeting (May 13–15, 2002)

T2. The Evolving Pacific Northwest Landscape: Geomorphic and Ecologic Controls, Constraints, and Conundrums in the Quaternary (Posters)