Research
Giant garter snake
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Giant Gartersnakes (Thamnophis gigas) Exploit Abundant Nonnative Prey While Maintaining Their Appetitie for Native Anurans (.pdf)
2020 – Herpetologica
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Intrinsic Prey Preference and Selection of the Giant Gartersnake: A Threatened Predator in a Nonnative Prey-Dominated Community (.pdf)
2020 – Journal of Fish and Wildlife Management
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Conservation reliance of a threatened snake on rice agriculture (.pdf)
2019 – Global Ecology and Conservation
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Integrating growth and capture–mark–recapture models reveals size-dependent survival in an elusive species (.pdf)
August 2018 – Ecosphere
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An Evaluation of the Efficacy of Using Environmental DNA (eDNA) to Detect Giant Gartersnakes (Thamnophis gigas) (.pdf)
Open file report 2017-1123
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Giant gartersnake (Thamnophis gigas) Environmental DNA and trapping surveys at the Natomas Basin Conservancy’s Cummings Tract, Sacramento County, CA (.pdf)
December 15, 2017
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Relations between Environmental Attributes and Contemporary Occupancy of Threatened Giant gartersnakes (.pdf)
April 21, 2017 – Journal of Herpetology, 51(2):274-283.
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Estimates of Survival Probability from Two Populations of Giant gartersnakes in California’s Great Central Valley (.pdf)
December 2015 – Copeia
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Defining population structure and genetics signatures of declines in the giant gartersnakes (Thamnophis gigas): implications for conserving threatened species within highly altered landscapes. (.pdf)
October 2015 – Conservation Genetics
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A Conceptual Model for Site-Level Ecology of the Giant Gartersnake (Thamnophis gigas) in the Sacramento Valley, California (.pdf)
Open-File Report 2015-1152
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Literature Review of Giant Gartersnake (Thamnophis gigas) Biology and Conservation (.pdf)
Open-File Report 2015-1150
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Thamnophis Gigas (Giant Gartersnake) Movement (.pdf)
Brian J. Halstead, Glenn D. Wylie, Michael L. Casazza, Eric C. Hansen, and John R. Roberts III
2013 – Herpetological Review 44(1)
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Giant Garter Snake Monitoring Update October 2012 (.pdf)
By Brian Halstead and Michael Casazza, USGS Western Ecological Research Center
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Giant Garter Snake Status Report February 2009 (.pdf)
An overview of the status of the Giant Garter Snake in the Natomas Basin, California
By Eric Hansen
Swainson’s hawk
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Swainson’s Hawk Status Report November 2011 (.pdf)
An overview of the status of the Swainson’s Hawk in the Natomas Basin, California
By Jim Estep -
Swainson’s Hawk Status Report December 2010 (.pdf)
An overview of the status of the Swainson’s Hawk in the Natomas Basin, California
By Jim Estep -
Swainson’s Hawk Status Report February 2009 (.pdf)
An overview of the status of the Swainson’s Hawk in the Natomas Basin, California
By Jim Estep -
Space Use by Swainson’s Hawk (Buteo swainsoni) in the Natomas Basin, California (.pdf)
April 7, 2016 – Collabra
Other Reports
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Evaluation of Wetland Hydrology in Formerly Irrigated Areas (.pdf)
July 2017
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Trees of the Natomas Basin Conservancy June 2011 (.pdf)
An Overview of the Trees in the Natomas Basin Conservancy Lands
By the Sacramento Tree Foundation -
Fish Sampling on Constructed Wetland on the Natomas Basin Conservancy’s BKS Tract June 2009 (.pdf)
Wetland Fish Sampling
By Doug Leslie and Marin Greenwood -
Monitoring Avian Productivity and Survivorship (MAPS) in the North Basin Reserve April 2008 (.pdf)
Monitoring Avian Productivity
By Julia Camp and Doug Leslie