Book/Printed Material The condition of tidal wetlands of Washington, Oregon, and California, 2002
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Image 1 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 QH 105 .M2 C66 2007 Copy 2 FT MEADE GenCol1 ;00* Wf.STSRN COA- INTERSlOAV. SAMPLE WA-02-00 location. JJM OATF. tlrt/mnr* r O TIMP The Condition of Tidal Wetlands of Washington, Oregon, and…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 2 of The condition of tidal wetlands of Washington, Oregon, and California, 2002- Contributor: Nelson, Walter G.
- Date: 2007
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Image 3 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 EPA/620/R-07/002 September 2007 The Condition of Tidal Wetlands of Washington, Oregon, and California 2002 Authors Walter G. Nelson, Henry Lee II, Janet O. Lamberson, Faith A. Cole, Christine L. Weilhoefer and Patrick…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 4 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Disclaimer The information in this document has been funded wholly or in part by the U.S. Environmental Protection Agency under Cooperative Agreements with the State of Washington Department of Ecology (CR 827869…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 5 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Preface This document is one of a series of summaries for the U.S. Environmental Protection Agency (EPA), National Coastal Assessment West Coast regional component (NCA- West). The NCA is the coastal component…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 6 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Acknowledgments The NCA-West involves the cooperation of a significant number of federal, state, and local agencies. The project has been principally funded by the U.S. Environmental Protection Agency, Office of Research and…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 7 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Table of Contents Disclaimer.ii Preface.jjj Acknowledgments.iv List of Figures.viii List of Tables.xi List of Appendix Tables.xii List of Acronyms.xiii Executive Summary.xiv 1.0 Introduction.1 1.1 Program Background.1 2.0 Methods.2 2.1 Sampling Design.2 2.2…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 8 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 2.4.1 Quality Assurance/ Quality Control of Chemical Analyses.9 2.4.2 Metals in Sediments.10 2.4.3 Organics in Sediments.10 2.5 Data Analyses .12 3.0. Results and Discussion.13 3.1 Sampling Locations.13 3.2 Sediment Quality.26 3.2.1 Sediment…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 9 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 4.0 Literature Cited.60 5.0 Apendices.63 VII- Contributor: Nelson, Walter G.
- Date: 2007
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Image 10 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 List of Figures Figure 3.1.1. Views of field sampling activities during the 2002 NCA Intertidal Assessment in Oregon (A), Washington (B,D) and California (C).13 Figure 3.1.2. Percentage area of habitat types for…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 11 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Figure 3.2.2. Percent sediment total organic carbon (TOC) for the 2002 West Coast Intertidal Assessment.27 Figure 3.2.3. Average percent sediment total nitrogen for intertidal samples obtained in 2002 for the West Coast…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 12 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Figure 3.3.9. Relative percent cover of Zostera marina in the vegetation quadrats at sites where present (mean 1 sd).50 Figure 3.3.10. Relative percent cover of Zostera japonica in the vegetation quadrats at…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 13 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 List of Tables Table 2.1.1. Summary of the sampling design by state and multidensity category for the 2002 West Coast Intertidal Assessment.4 Table 2.2.1. Compounds analyzed in all three states in sediments.8…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 14 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 List of Appendix Tables Appendix Table 1.1. Summary of quality assurance results for sediment metals.63 Appendix Table 1.2. Summary of quality assurance results for sediment PAHs.63 Appendix Table 1.3. Summary of quality…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 15 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 List of Acronyms BEST CDF CRM CVAA CWA EMAP EPA ERL ERM GAO GCECD GCMS GIS ICPAES ICPMS LCM MDL NCA NCA-West NIS NOAA ORD PAH PCB QA/QC RL RPD SCCWRP SRM…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 16 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Executive Summary An assessment of the condition of the intertidal, soft sediment habitat of the states of Washington, Oregon, and California was successfully conducted during the summer of 2002. The assessment survey…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 17 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Southern California pilot studies, a two stage randomization procedure was followed. As the first stage, wetland systems were randomly selected from a list of systems, and then a point sampling location was…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 18 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 found. No nonindigenous macrophyte species were observed at California sites, except one high marsh site in San Francisco Bay. Shoreline land use adjacent to sample sites showed much higher percentages of urban…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 19 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 1.0 Introduction 1.1 Program Background Safeguarding the natural environment is fundamental to the mission of the U.S. Environmental Protection Agency (EPA). The legislative mandate to undertake this part of the Agency’s mission…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 20 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 On the West Coast, the large tidal amplitude experienced over much of the region means that a large proportion of total estuarine area is intertidal. For example, intertidal habitat constitutes 52% of…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 21 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 ‘irregularly flooded’ was interpreted as above Mean Higher Water. Both categories were excluded from the frame. The study utilized a stratified random sampling design. Within Washington, sampling effort was distributed such that…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 22 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Table 2.1.1. Summary of the sampling design by state and multidensity category for the 2002 West Coast Intertidal Assessment. State Multidensity Category (Label) Design Target Number of Primary Sample Sites Design Actual…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 23 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Because EMAP s probabilistic sampling design is unbiased, potentially, some of the generated sites can fall in locations that are not amenable to sampling (e.g., outside the sampling frame, danger or risk…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 24 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 different layers of cover. For rooted species, the blade length of the longest blades was measured. The total biomass of each species of rooted plants and each type of algae in the…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 25 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 was discovered that the internal area of the post-hole corer was 0.09 m 2 but not before twelve samples were taken with other methods that had an actual area of 0.1 m…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 26 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Table 2.2.1. Compounds analyzed in all three states in sediments. Polyaromatic Hydrocarbons (PAHs) PCB Congeners (Congener Number and Compound) DDT and Other Chlorinated Pesticides Metals and Misc. Low Molecular Weight PAHs 8:…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 27 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 2.3 Shoreline Land Use Research has indicated that there tend to be relationships between land use or land cover types and indicators of estuarine condition. Both Comeleo et al. (1996) and Rodriguez…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 28 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 A measure of whether the analytical procedure is sufficient to detect the analytes at environmental levels of concern is the Method Detection Limits (MDLs). Approved laboratories were expected to perform in general…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 29 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 relatively small, indicating that the total PAH data from both Washington and California can be used quantitatively. The Oregon results are more problematic, as they had a greater difference between the measured…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 30 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 2.5 Data Analyses The use of a probability based sampling design allows the development of estimates of the extent of area, with 95% confidence intervals, of the intertidal resource that has any…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 31 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 3.0. Results and Discussion 3.1 Sampling Locations Samples were obtained from 217 stations located in the states of Washington, Oregon, and California ((Figs. 3.1.1- 3.1.13). Abbreviated station numbers are provided on Figs.…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 32 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 The substrate type varied widely and included salt marsh, oysters, and sand and mud flats (Fig. 3.1.2.). Percentage of area within the West Coast intertidal region sampled was statistically estimated for 9…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 33 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 o sc c 0 *r 124°0 0 W 122°0 0 W Figure 3.1.3. Distribution of sampling stations in Washington and Oregon for the 2002 West Coast Intertidal Assessment. 15- Contributor: Nelson, Walter G.
- Date: 2007
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Image 34 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 a? Elk River A Chetco River Smith River (CA) A Oregon Big Lagoon Areata Bay Humboldt Bay Zj ZJ Bodega Bay Drakes Bay S i/r Francisco Bay *X Fl nnciseo Santa Cm:…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 35 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 3 4e n3°0 0 n 122°30 0 n Figure 3.1.5. Distribution of sampling stations with station numbers in Puget Sound for the 2002 West Coast Intertidal Assessment. 17- Contributor: Nelson, Walter G.
- Date: 2007
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Image 36 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Pacific Ocean Q K O c w 037 021 041 025 00 026 Grays Harbor 045 Washington 078 061 n-n A A05 A “V 18 143a A 051 019 043 035 Oil…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 37 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 o o w Nr s p if. O 3= T o 3 Xecanicum River ▲66 Xehalem River ▲01 49 05 Tillamook Bay 41 4Ka Net am Bay .15 47 4l3 #53 ,▲45…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 38 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 3 s ~T Sin slaw River 51 11 W E A v 32 64^52 12 A* A Umpqua River Vi A Coos Bar Coqnille River 48 Sixes River 31 ?o ta Oregon…- Contributor: Nelson, Walter G.
- Date: 2007
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Image 39 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 43°l5 0 n V 43°.W9 124 J 15 0 T\ Figure 3.1.9. Distribution of sampling stations with station numbers for Coos Bay, Oregon for the 2002 West Coast Intertidal Assessment. 21- Contributor: Nelson, Walter G.
- Date: 2007
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Image 40 of The condition of tidal wetlands of Washington, Oregon, and California, 2002 Smith River (CA) 030 Areata Bay Humboldt Bay ^007 Eel River ooi 022 013 i 023 e 3 ZJ ZJ ZJ 73 2 w 50 100 km r La Reckling* ^■Jl **LT.…- Contributor: Nelson, Walter G.
- Date: 2007