[图书][B] Upstream: salmon and society in the Pacific Northwest

National Research Council, Life Studies… - 1996 - books.google.com
The importance of salmon to the Pacific Northwestâ€" economic, recreational, symbolicâ€" is
enormous. Generations ago, salmon were abundant from central California through Idaho …

Environmental changes affecting the migratory timing of American shad and sockeye salmon

TP Quinn, DJ Adams - Ecology, 1996 - Wiley Online Library
The rate of evolution and the scope of phenotypic plasticity can be assessed by studying the
adaptation of an introduced population to a new habitat and the response of established …

Salmon at river's end: the role of the estuary in the decline and recovery of Columbia River salmon

DL Bottom, CA Simenstad, J Burke, AM Baptista… - 2005 - pdxscholar.library.pdx.edu
The continued decline of Columbia River salmon (Oncorhynchus spp.) populations has long
focused concerns on habitat changes upriver, particularly the effects of large hydroelectric …

When is restoration not?: Incorporating landscape-scale processes to restore self-sustaining ecosystems in coastal wetland restoration

C Simenstad, D Reed, M Ford - Ecological Engineering, 2006 - Elsevier
With increasing restoration initiatives for coastal wetlands, the question of 'What are we
restoring to?'becomes more pressing. The goal of this paper is to explore restoration …

Geographic signatures of North American west coast estuaries

R Emmett, R Llansó, J Newton, R Thom, M Hornberger… - Estuaries, 2000 - Springer
West Coast estuaries are geologically young and composed of a variety of
geomorphological types. These estuaries range from large fjords to shallow lagoons; from …

Distinguishing human and climate influences on the Columbia River: Changes in mean flow and sediment transport

PK Naik, DA Jay - Journal of hydrology, 2011 - Elsevier
Most hydrologic trends result from a combination of climatic and human influences, and
analyses of hydrologic changes often do not differentiate these factors, despite the obvious …

Changes in productivity associated with four introduced species: ecosystem transformation of a 'pristine'estuary

JL Ruesink, BE Feist, CJ Harvey, JS Hong… - Marine Ecology …, 2006 - int-res.com
Multiple stressors in estuaries can cause declines in native species and impairment of
ecosystem goods and services. In contrast, one stressor—the introduction of non-native …

Addressing barriers to watershed protection

RW Adler - EnVtl. l., 1995 - HeinOnline
ARTICLES Page 1 ARTICLES ADDRESSING BARRIERS TO WATERSHED PROTECTION By
ROBERT W. ADLER* I. INTRODUCTION ................................................... 974 A. Searching for …

Degradation and loss of anadromous salmonid habitat in the Pacific Northwest

SV Gregory, PA Bisson - Pacific salmon & their ecosystems: Status and …, 1997 - Springer
Many stocks of Pacific salmon (Oncorhynchus spp.) have become extinct over the last
century, and other stocks currently are declining and risk extinction. Habitat degradation has …

[图书][B] Estuarine science: a synthetic approach to research and practice

JE Hobbie - 2000 - lifewatch.be
Estuaries are the point of convergence for almost the entire array of coastal and ocean
environmental issues. Management of these rapidly changing environments requires a …