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Technical Reports & other Publications
Year: 2015

Mahardja B, Schreier B, Conrad L, Lusher L. 2015. No silver lining here? Abundance, distribution, and habitat associations of Mississippi Silverside in the Delta. (Poster) (pdf, 2.75 MB) Interagency Ecological Program 2015 Workshop.

Mahardja B, Ikemiyagi N, Schreier B. 2015. Guess who’s coming to dinner: Evidence for increasing Delta Smelt utilization of the Yolo Bypass. (Poster) (pdf, 5.82 MB) Interagency Ecological Program 2015 Workshop.

Year: 2013

Feyrer F, Portz D, Odum D, Newman KB, Sommer T, et al. (2013) SmeltCam: Underwater Video Codend for Trawled Nets with an Application to the Distribution of the Imperiled Delta Smelt. PLoS ONE 8(7): e67829. doi: 10.1371/journal.pone.0067829

Year: 2012

Frantzich, J., Ikemiyagi, N., and Conrad, L. 2012. A World-Class Black Bass Fishery: Adult Largemouth Size and Growth in the Sacramento-San Joaquin Delta (Poster) (pdf, 810 kb). AFS and IEP Conference April 2012.

Frantzich, J. 2012. Delta Smelt Turbidity Monitoring Project - 2008. DWR Memorandum Report March 2012, 59p. (pdf, 2690 mb).

Year: 2011

Harvey, B. N. 2011. Length-at-date criteria to classify juvenile Chinook salmon in the California Central Valley: development and implementation history. Interagency Ecological Program for the San Francisco Estuary Newsletter, Summer 2011 24(2): 26-36. Available at http://www.water.ca.gov/iep/products/newsletter.cfm

Harvey, B. N., and C. Stroble. 2011. Comparison of genetic versus Delta Model length-at-date race assignments for juvenile Chinook Salmon at state and federal south Delta salvage facilities. IEP Technical Report. 76 pages.

Year: 2010
Sommer, T., K. Reece, F. Feyrer, R. Brown, and M. Baerwald, 2010, Splittail Persistence in the Petaluma River, IEP Newsletter, Spring 2010, v.23 (2):7-8.
Year: 2009
Sommer, T.S., K. Reece, F. Mejia. 2009. Delta Smelt Life-History Contingents: A Possible Upstream Rearing Strategy? IEP Newsletter 22(1):11-13.
Year: 2008
Lehman, P.L., T.R. Sommer and L. Rivard. 2008. The influence of floodplain habitat on the quantity and quality of riverine phytoplankton carbon produced during the flood season in San Francisco Estuary. Aquatic Ecology.

Nobriga, M., and F. Feyrer. 2008. Diet composition in San Francisco Estuary striped bass: does trophic adaptability have its limits? Environmental Biology of Fishes 83 (4): 495-503.

Reece, K., T. Sommer. 2008. Yolo Bypass Study Highlights. IEP Newsletter 21(3):10.

Year: 2007
Cranston, P.S., G.M. Benigno, and M.C. Domingeuz. 2007. Hydrobaenus saetheri Cranston, new species, an aestivating, winter-emerging chironomid (Diptera: Chironomidae) from California. Pages 73-79 in Contributions to the Systematics and Ecology of Aquatic Diptera-A tribute to Ole A. Saether. T. Andersen, editor. The Caddis Press.

Year: 2004
Feyrer, F. 2004. Length-weight relationships and conversions for fresh and ethanol-preserved age-0 splittail. Interagency Ecological Program for the San Francisco Estuary Newsletter 17(3)10.

Feyrer, F., T. Sommer, J. Hobbs, and B. Bridges. 2004. Otolith ageing of age-0 splittail: techniques, validations, and limitations. Interagency Ecological Program for the San Francisco Estuary Newsletter 17(1)24-27.

Year: 2003
Nobriga, M, Chotkowski, M, Baxter, R. 2003. Baby steps toward a conceptual model of predation in the delta: preliminary results from the Shallow Water Habitat Predator-Prey Dynamics Study. Interagency Ecological Program for the San Francisco Estuary Newsletter 16(1):19-27.

Year: 2002
Schemel, L.E., M.H. Cox, S.W. Hager and T. R. Sommer. 2002. Hydrology and Chemistry of Floodwaters in the Yolo Bypass, Sacramento River System, California, during 2000. U.S. Geological Survey Water Resources Investigations Report 02-4202

Zeug, S, G. O'Leary, T. Sommer, B. Harrell, and F. Feyrer. 2002. A new Palaemonid shrimp invades the Yolo Bypass. Interagency Ecological Program for the San Francisco Estuary Newsletter.

Year: 2001
Feyrer, F. and L. Rivard. 2001. Categorized bibliography of the delta smelt, Hypomesus transpacificus, 2nd edition. Interagency Ecological Program for the San Francisco Estuary.

Feyrer, F., G. O'Leary, T. Sommer, and W. Harrell. 2001. Preliminary validation of daily otolith increments in juvenile splittail. Interagency Ecological Program for the San Francisco Estuary Newsletter 14:3:15.

Feyrer, F. 2001. Fish assemblage structure and environmental associations in the southern Sacramento-San Joaquin Delta. Interagency Ecological Program for the San Francisco Estuary Newsletter.

Kurth, R. and M. Nobriga. 2001. Food habits of larval splittail. Interagency Ecological Program for the San Francisco Estuary Newsletter 14(3):40-42.

Nobriga, M. and P. Cadrett. 2001. Differences among hatchery and wild steelhead: evidence from Delta fish monitoring programs. Interagency Ecological Program for the San Francisco Estuary Newsletter 14:3:30-38.

Nobriga, M., Z. Hymanson, K. Fleming, and C. Ruhl. 2001. Spring 2000 delta smelt salvage and Delta hydrodynamics and an introduction to the Delta Smelt Working Group's Decision Tree. Interagency Ecological Program for the San Francisco Estuary Newsletter 142:42-46.

Veldhuizen, T. and S. Foss. 2001. Status of the Chinese mitten crab and control plans at the State and Federal fish facilities. Interagency Ecological Program for the San Francisco Estuary Newsletter 14:4:12-14.

Year: 2000
Feyrer, F. and S. Matern. 2000. Diet shift in fishes of the San Francisco Estuary following the invasion of the clam Potamocorbula amurensis. Interagency Ecological Program for the San Francisco Estuary Newsletter.

Grimaldo, L.F., R.E. Miller, C. Peregrin. 2000. Examining the Relative Predation Risks of Juvenile Chinook Salmon in Shallow Water Habitats of the Central Delta: The Effect of Submerged Aquatic Vegetation on Predation Risk. IEP Newsletter 13(1):55-59.

Nobriga, M., Z. Hymanson, and R. Oltmann. 2000. Environmental factors influencing the distribution and salvage of young delta smelt: a comparison of factors occurring in 1996 and 1999. Interagency Ecological Program for the San Francisco Estuary Newsletter 132:55-65.

Nobriga, M., and M. Chotkowski. 2000. Recent historical evidence of centrarchid increases and tule perch decrease in the Delta. Interagency Ecological Program for the San Francisco Estuary Newsletter 131:23-27.

Simenstad, C., J. Toft, H. Higgins, J. Cordell, M.Orr, P. Williams, L. Grimaldo, Z. Hymanson and D. Reed. 2000. Preliminary Report: Sacramento/San Joaquin Delta Breached Levee Wetland Study (BREACH). School of Fisheries, University of Washington, Seattle, Washington 98195. 51 pp.

Sommer, T., M. Nobriga, B. Harrell, W. Batham, R. Kurth, and W. Kimmerer. 2000. Floodplain rearing may enhance growth and survival of juvenile chinook salmon in the Sacramento River. Interagency Ecological Program for the San Francisco Estuary Newsletter 13:3:26-30.

Veldhuizen, T. 2000. Predications and predications from a visiting mitten crab expert. Interagency Ecological Program for the San Francisco Estuary Newsletter 13:1:14-15.

Year: 1999
Grimaldo, L.F. and Z. Hymanson. 1999. What is the impact of the introduced Brazilian Waterweed Egeria densa to the Delta Ecosystem? IEP Newsletter 12(1): 43-45.

Nobriga, M., T. Veldhuizen, and Z. Hymanson. 1999. Delta smelt concerns result in changes in SWP and CVP operations. Interagency Ecological Program for the San Francisco Estuary Newsletter 12:3:33-34.

Veldhuizen, T. 1999. Chinese mitten crab project work team. Interagency Ecological Program for the San Francisco Estuary Newsletter 12:1:7-8.

Veldhuizen, T. and S. Stanish. 1999. Overview of the Life History, Distribution, Abundance, and Impacts of the Chinese mitten crab, Eriocheir sinensis. Report for the US Fish and Wildlife Service.

Year: 1998
Grimaldo, L.F., B. Harrell, R. Miller, Z. Hymanson. 1998. Determining the Importance of Shallow-Water Habitat in the Delta to Resident and Migratory Fishes: A New Challenge for the IEP. IEP Newsletter 11(3) 4:27.

Grimaldo, L.F., D. Sweetnam, and B. Ross. 1998. Preliminary Results on the Age and Growth of Delta Smelt (Hypomesus transpacificus) from Different Areas of the Estuary using Otolith Microstructure Analysis. IEP Newsletter 11(1): 25-28.

Hieb, K. and T. Veldhuizen. 1998. Mitten crabs on the move. Interagency Ecological Program Newsletter 11:2:3-4.

Nobriga, M. 1998. Evidence of food limitation in larval delta smelt. Interagency Ecological Program for the San Francisco Estuary Newsletter 11:1:20-24.

Sommer, T., M. Nobriga, and B. Harrell. 1998. Results of 1997 Yolo Bypass studies. Interagency Ecological Program for the San Francisco Estuary Newsletter 11:1:39-42

Veldhuizen, T. 1998. Monitoring juvenile Chinese mitten crabs in the Sacramento-San Joaquin Delta and Suisun Marsh. Outdoor California 58:3:22.

Veldhuizen, T. and K. Hieb. 1998. What difference can one crab species make? The ongoing tale of the Chinese mitten crab and the San Francisco Estuary. Outdoor California 58:3:19-21.

Veldhuizen, T. and K. Hieb. 1998. What's new on the mitten crab front? Interagency Ecological Program Newsletter 11:3:43.

Year: 1997
Veldhuizen, T. 1997. First annual IEP monitoring survey of the Chinese mitten crab in the delta and Suisun Marsh. Interagency Ecological Program for the San Francisco Estuary Newsletter 10:4:21-22.