2003 Reports

all documents are PDF files

Assessment of Ecological and Human Health Impacts of Mercury in the Bay-Delta Watershed







Chris Foe
Jay Davis
Steven Schwarzbach
Mark Stephenson
Darell Slotton

Conceptual Model and Working Hypotheses of Mercury Bioaccumulation in the Bay-Delta Ecosystem and its Tributaries Delta Conceptual Biogeochemical Model Figure 6.21 MB/24 Pages1.4 MB/1 Page

Delta Biogeochemistry Group

Mark Stephenson, Kenneth Coale
Gary Gill
Chris Foe
Mark Marvin

Delta Conceptual Biogeochemical Model Figure 1.4 MB/1 Page


Joseph L. Domagalski
Darell G. Slotton
Charles N. Alpers
Thomas H. Suchanek
Ronald Churchill
Nicolas Bloom
Shaun M. Ayers
John Clinkenbeard

Summary and Synthesis of Mercury Studies in the Cache Creek Watershed, California, 2000-2001 3.1 MB/37 Pages


Central Valley Regional Water Quality Control Board

Chris Foe

Mercury Mass Balance for the Freshwater Sacramento-San Joaquin Bay-Delta EstuaryAppendicies A, B, and C 5.38 MB/35 Pages0.21 MB/29 Pages


US Geological Survey (Sacramento)

Joseph L. Domagalski Charles N. Alpers
Darell Slotton
Thomas H. Suchanek
Shaun M. Ayers

Mercury and Methylmercury Concentrations and Loads in the Cache Creek Watershed, California, January 2000 Through May 2001 8.10 MB/105 Pages


San Francisco Estuary Institute1
Moss Landing Marine Laboratories2

Jay A. Davis1, B. K. Greenfield1, Gary Ichikawa2, and Mark Stephehson2

Mercury in sport fish from the Delta regionAppendix 1.53 MB/63 pages0.18 MB/29 Pages


USGS, Biological Research Division1
US Fish and Wildlife Service2

Steven Schwarzbach1
and Terry Adelsbach2

Field Assessment of Avian Mercury Exposure in the Bay-Delta Ecosystem 0.61 MB/30 pages


USGS Patuxent Wildlife Research Center

Gary Heinz

The Use of Egg Injections to Rank the Sensitivities of Avian Embryos to Methylmercury 0.19 MB/29 Pages


Moss Landing Marine Laboratories1
California Department of Fish and Game1

Wesley A. Heim1, Kenneth Coale1 and Mark Stephenson1,2

Methyl and Total Mercury Spatial and Temporal Trends in Surficial Sediments of the San Francisco Bay-DeltaAppendix AAppendix B

Appendix C

2.27 MB/57 pages0.67 MB/9 pages0.07MB/4 pages

0.60 MB/3 pages


Texas A&M University at Galveston

Gary A. Gill, Ron Lehman, Key-Young Choe, and Seunghee Han

Sediment-Water Exchange and Estuarine Mixing Fluxes of Mercury and Monomethyl Mercury in the San Francisco Bay Estuary and Delta 1.0 MB/44 pages


University of California at Davis1
US Fish and Wildlife Service2

Thomas H. Suchanek1,2, Darell Slotton1, Douglas C. Nelson1, Shaun M. Ayers1, Chance Asher1, Ron Weyand1, Anne Liston1 and Collin Eagles-Smith1

Mercury Loading and Source Bioavailibility From the Upper Cache Creek Mining Districts 1.57 MB/72 Pages


University of California at Davis1
US Fish and Wildlife Service2

Darell G. Slotton1, Shaun M. Ayers1, Thomas H. Suchanek2, Ronald D. Weyand1, and Anne M. Liston1

Mercury Bioaccumulation and Trophic Transfer in the Cache Creek Watershed of California, in Relation to Diverse Aqueous Mercury Exposure ConditionsUC Davis Mercury Bioaccumulation Data Appendicies 3.8 MB/74 pages2.2 MB/63 pages


California Dept. of Conservation

Ronald Churchill
John Clinkenbeard

Assessment of the Feasibility of Remediation of Mercury Mine Sources in the Cache Creek WatershedAppendix 1.9 MB/59 pages5.5 MB/75 pages


Tetra Tech EM, Inc.

Final Engineering Evaluation and Cost Analysis for the Sulfur Creek Mining District, Colusa and Lake Counties, California 11.2 MB/393 pages


Frontier Geosciences, Inc.

Nicolas Bloom

Solid Phase Mercury Speciation and Incubation Studies in or Related to Mine-site Run-off in the Cache Creek Watershed (CA) 4.1 MB/38 pages


Frontier Geosciences, Inc.

Beverly Van Buuren
Michelle L. Gauthier, M. B. Miller IV, and Bryan Setzer

Calfed Mercury Project Quality Assurance OversightAppendix AAppendix B

Calfed Mercury Project Quality Assurance Oversight – Analysis and Evaluation of Split Samples

0.27 MB/21 pages1.4 MB/38 pages0.65 MB/21 pages

0.21 MB/39 pages

Chris Foe
Mark Stephenson
Stacy Standish

Pilot Transplant Studies with the Introduced Asiatic Clam, Corbicula Fluminea, to Measure Methylmercury Accumulation in the Foodweb of the Sacramento-San Joaquin Delta Estuary Clam Transplant Study – Appendix

University of California – Davis
Specially funded Collaborative Calfed Study

Slotton, Ayers, Suchanek, Weyand, Liston, Asher, Nelson, and Johnson

The Effects of Wetlands Restoration on the Production and Bioaccumulation of Methyl Mercury in The Sacramento-San Joaquin Delta, California