Publications
Homogenization of California's Fish Fauna Through Abiotic Change.
(Lockwood, J. L., & McKinney M. L., Ed.).Biotic Homogenization. 259-278.
(2001). Fish Invasions in California Watersheds: Testing Hypotheses Using Landscape Patterns.
Ecological Applications. 14(5), 1507-1525.
(2004).
(2009).
Modeling the Hydrology of Climate Change in California's Sierra Nevada for Subwatershed Scale Adaptation.
Journal of the American Water Resources Association. 45(6),
(2009). Why Climate Change Makes Riparian Restoration More Important than Ever: Recommendations for Practice and Research.
Ecological Restoration. 27(3),
(2009).
(2010).
Ecology and Management of the Spring Snowmelt Recession.
Bioscience. 60(2),
(2010). Groundwater Database for California, Poster.
California Water and Environmental Modeling Forum.
(2010).
(2010).
(2010). Environmental heterogeneity and community structure of the Kobuk River, Alaska, in response to climate change.
Ecosphere. 2(4), 1-19.
(2011). Freshwater conservation options for a changing climate in California’s Sierra Nevada.
Marine and Freshwater Research. 66, 266-278.
(2011). Hydropower Relicensing and Climate Change.
Journal of the American Water Resources Association. 1-7.
(2011). Multiscale Patterns of Riparian Plant Diversity and Implications for Restoration.
Restoration Ecology. 19,
(2011).
(2011). Addressing Nitrate in California’s Drinking Water: Executive Summary.
(Darby, J., Fogg G., Howitt R., Jessoe K., Pettygrove S. G., Quinn J. F., et al., Ed.).Addressing Nitrates in California's Drinking Water.
(2012).
(2012).
(2012). Stream temperature sensitivity to climate warming in California’s Sierra Nevada: impacts to coldwater habitat.
Climatic Change. 1-22.
(2012).
(2012).
(2012). Hydropower Costs Of Environmental Flows And Climate Warming In California’s Upper Yuba River Watershed.
River Research and Applicatiions. 29(10), 1291-1305.
(2013). In bad waters: Water year classification in nonstationary climates.
Water Resources Research. 49(February 2013), 1137-1148.
wateryear.pdf (8.73 MB)
(2013). 
Management of the Spring Snowmelt Recession.
137.
CEC_Recsn_Limb_Draft_Final_Report.pdf (8 MB)
Management of the Spring Snowmelt Recession in Regulated Systems (AGU 2013 presentation) (1.87 MB)
(2013). 

A Method to Consider Whether Dams Mitigate Climate Change Effects on Stream Temperatures.
Journal of the American Water Resources Association.
Viers_JAWRA_2011.pdf (94.01 KB)
(2013). 
Montane Meadows in the Sierra Nevada: Changing Hydroclimatic Conditions and Concepts for Vulnerability Assessment.
Center for Watershed Sciences Technical Report. 63.
Montane Meadows in the Sierra Nevada: Changing Hydroclimatic Conditions and Concepts for Vulnerability Assessment. CWS Report (4.08 MB)
(2013). 
100 years of California’s water rights system: patterns, trends and uncertainty.
Environmental Research Letters. 9, 10pp.
WaterRights_UCDavis_study.pdf (1.34 MB)
(2014). 
COMBINED EFFECTS OF RESERVOIR OPERATIONS AND CLIMATE WARMING ON THE FLOW REGIME OF HYDROPOWER BYPASS REACHES OF CALIFORNIA'S SIERRA NEVADA.
River Research and Applications.
Combined effects study (1.19 MB)
(2014). 
Economic Feasibility of Irrigated Agricultural Land Use Buffers to Reduce Groundwater Nitrate in Rural Drinking Water Sources.
Water. 7(1),
Mayzelle_et_al_Water(2014).pdf (1.38 MB)
(2014). 
Hydrolapse Videography: A Coupled Hydroinformatic Stack for Improved Visual Assessment of River Dynamics.
Proceedings of the International Conference on Hydroinformatics.
Viers and Santos 2014.pdf (623.06 KB)
(2014).
(2014). 
A programmable information system for management and analysis of aquatic species range data in California.
Environmental Modelling & Software. 53, 13 - 26.
Santos_et_al_PISCES-2014.pdf (2.98 MB)
(2014). 
Simulating High-Elevation Hydropower with Regional Climate Warming in the West Slope, Sierra Nevada.
JOURNAL OF WATER RESOURCES PLANNING AND MANAGEMENT. 140, 714-723.
(2014). Systematic screening of dams for environmental flow assessment and implementation.
BioScience. 65(6), 1006-1018.
(2014). Systematic Screening of Dams for Environmental Flow Assessment and Implementation.
BioScience. 64(10), 1-13.
Journal article (3.13 MB)
Appendix 1: Hydo model performance (108.16 KB)
Appendix 2: Flow-sensitive fishes (84.55 KB)
Appendix 3: Candidate dams (134.83 KB)
Appendix 4: Dam ranking (105 KB)
(2014). 




(2015).
Cosumnes Research Group 3 Annual Report - 2014.
Cosumnes Research Group 3 annual report 2014 (1.8 MB)
(2015).
(2015). 
A Detailed Outline for Groundwater Sustainability Plans under California's Sustainable Groundwater Management Act.
APPENDIX.pdf (64.75 KB)
(2015). 
Functional Flows in Modified Riverscapes: Hydrographs, Habitats and Opportunities.
BioScience. 65(9),
BioScience-2015-Yarnell-biosci_biv102.pdf (327.28 KB)
(2015). 
Patterns of Freshwater Species Richness, Endemism, and Vulnerability in California.
PLoS ONE. 10(7),
Read full study (3.16 MB)
(2015).
(2015). 
(2016).
Flood regime typology for floodplain ecosystem management as applied to the unregulated Cosumnes River of California, United States.
Ecohydrology. 10(e1817),
(2017). Not all breaks are equal: Variable hydrologic and geomorphic responses to intentional levee breaches along the lower Cosumnes River, California.
River Research and Applications.
rra3159.pdf (6.52 MB)
(2017). 
A Freshwater Conservation Blueprint for California: Prioritizing Watersheds for Freshwater Biodiversity.
Freshwater Science. 37(2),
(2018).