Regional Scale Ecological Risk Assessment - Chapter 6 potx

... Branch South Branch Susquehanna R. 1 2 3 4 5 6 7 8 04 81216Miles Risk Regions L 165 5_book.fm Page 121 Wednesday, September 22, 2004 10:18 AM © 2005 by CRC Press LLC 1 26 REGIONAL SCALE ECOLOGICAL RISK ASSESSMENT September ... the first three com- perpendicular to the first, contains Graybill and Martin Bridge (Figure 6. 9). The 120 REGIONAL SCALE ECOLOGICAL RISK...

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... Areas Aquatic Macroinvertebrates -Black Bear -Black-capped Chickadee -Deer Mouse -Red Squirrel -American Crow -Coyote -Dusky Shrew -Red-tailed Hawk -American Robin -Osprey -River Otter -Belted Kingfisher Contaminants -Chemicals ... Valdez assessment (Chapter 4) a variety of chemical data that were not Obery, Thomas, and Landis (Chapter 6) used the information on fish and macro- 28 REGI...

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... Stock 234 Ecological Risk Assessment 235 1999 Screening Level Ecological Risk Assessment 235 2000 Regional- Scale Ecological Risk Assessment 2 36 WDNR Decision-Making and Management Needs 2 36 CP Study ... 2000 Regional- Scale Ecological Risk Assessment WDNR Decision-Making and Management Needs The results of the 1999 screening-level EcoRA helped WDNR to id...

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... Rank 0 6 4 2 6 0 (km) (0.000) (109 .68 3) (42.734) (7.015) (159.984) (0.000) Wetland RRM Rank 2 6 6 4 4 0 (km 2 ) (0.589) (20.0 46) ( 16. 3 36) (5. 164 ) (6. 827) (0.000) Forest RRM Rank 2 6 4 2 6 0 (km ... 61 2 0 1997 Mudflats 125 0 0 0 7 56 0 881 Eelgrass 282 744 3 76 212 69 6 0 2310 Macroalgae 282 248 564 424 232 0 1750 Soft bottom subtidal 279 368 124 2 46 172 180 1 369...

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... 2003, personal commu- nication). EVOLUTION OF THE MANAGEMENT DECISION /RISK ASSESSMENT LINK IN REGIONAL- SCALE ASSESSMENTS Risk assessors and managers involved in regional- scale assessments are ... 38 REGIONAL SCALE ECOLOGICAL RISK ASSESSMENT INTRODUCTION This chapter explores the important link between the regional (ecological) risk assessment (RRA) proc...

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... 0.00–930 6 Yes 16% Benzo[a]anthracene 261 (ERL) 0.00–754 6 Yes 16% Chrysene 384 (ERL) 0.00– 263 0 6 Yes 33% Fluoranthene 60 0 (ET-M) 0.00– 561 0 6 Yes 50% Phenanthrene 240 (ET-M) 0.50–2980 6 Yes 33% Pyrene ... Exceeded Metals Arsenic 8200 (ET-M) 11–18 6 No 0% Barium NA 60 –103 6 No 0% Cadmium 1200 (ET-M) ND– <5 6 No 0% Chromium 81,000 (ET-M) 55–71 6 No 0% Mercury 150...

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... Chinook 4 6 6 16 266 14 066 12 066 12 Summer Steelhead 0 4 6 10 0 26 8 0 26 8 0 26 8 Rainbow Trout 6 6 6 18 66 6 18 66 6 18 66 6 18 Cutthroat Trout 0 4 6 10 ... withdrawal Revetments NPDES Hatchery Total MA 044044 062 4 MB 02422404 16 MC 0 060 2022 16 MD 0 264 2222 16 WA 42 064 264 30 WB 262 2 464 222 WC 2420444220 WD 422 2...

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... for Ecological Risk Assessment. EPA /63 0/R-95/002F. U.S. Environmental Protection Agency, Washing- ton, D.C. Walker, R., Landis, W., and Brown, P. 2001. Developing a regional ecological risk assessment: a ... multiple distinct outcomes in ecological risk assessment, Environ. Toxicol. Chem., 17, 164 0– 164 9. Thomas, J.F. 2001. Confirmation of a Relative Risk Model E...

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... Red-backed Voles -Columbian Ground Squirrel -Horse -Cow -Chicken Omnivorous Wildlife -Black Bear - Black-capped Chickadee -Deer Mouse -Red Squirrel -American Crow Carnivorous Wildlife -Coyote -Dusky ... RISK MODEL Regional ecological risk assessment is concerned with describing and estimating risks to environmental resources at the regional scale or risks resulting from re...

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... for prospective risk analysis, Environ. Toxicol. Chem ., 19, 11 06 1112. Graham, R. et al. 1991. Ecological risk assessment at the regional scale, Ecol. Appl ., 1, 1 96 2 06. Hartwell, S.L. ... 882–893. U.S. Environmental Protection Agency (USEPA). 1998. Guidelines for ecological risk assess- ment, EPA /63 0/R-95/002F, Risk Assessment Forum, U.S. Environmental Pr...

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