Found 15 datasets matching "Thamnophis sirtalis".
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A study comparing reintroduction scenarios for the San Francisco gartersnake (Thamnophis sirtalis tetrataenia), an endangered subspecies native to San Mateo County and Santa Cruz County in...
Search relevance: 189.63 | Views last month: 0 -
This dataset includes records of captures of San Francisco gartersnakes (Thamnophis sirtalis tetrataenia) collected at five sites from 2007 to 2020. The data include measurements of snake...
Search relevance: 180.25 | Views last month: 0 -
Conversion and fragmentation of wildlife habitat often leads to smaller and isolated populations and can reduce a species’ ability to disperse across the landscape. As a consequence, genetic drift...
Search relevance: 154.44 | Views last month: 0 -
We used genome-wide single nucleotide polymorphism (SNP) data and capture-mark-recapture methods to evaluate the genetic diversity and demography within seven focal sites of the endangered San...
Search relevance: 104.41 | Views last month: 2 -
From April 2000 to November 2004 (44 months), various field methods were used to capture of encounter reptiles in GSMNP, including placement of metal roofing tin cover, visual encounter searches,...
Search relevance: 97.35 | Views last month: 12 -
Adult female San Francisco gartersnakes (Thamnophis sirtalis tetrataenia) were captured and examined using an ultrasound device to determine if they were gravid and count the number of embryos in...
Search relevance: 86.53 | Views last month: 0 -
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias wildlife. The CWHR...
Search relevance: 53.27 | Views last month: 0 -
The datasets used in the creation of the predicted Habitat Suitability models includes the CWHR range maps of Californias regularly-occurring vertebrates which were digitized as GIS layers to...
Search relevance: 48.95 | Views last month: 0 -
Amphibian survey tabular data for Fort Vancouver National Historical Reserve, 2002-2003. Our primary goal for FOVA was to search for the presence of expected species: Ensatina, western...
Search relevance: 39.52 | Views last month: 0 -
Amphibian survey for Ebey's Landing National Historical Reserve, 2002-2003 Our primary goal was to meet the National Park Service Inventory and Monitoring program goal to better assess the status...
Search relevance: 35.88 | Views last month: 0 -
Inventory of amphibians tabular data for Olympic National Park, 1996-1998. These data encompass what was originally three separate databases: ponds, seeps, and streams. These data contain...
Search relevance: 29.91 | Views last month: 1 -
NCCN inventory of amphibians and reptiles tabular data for Olympic National Park, 2000-2001. The purpose of this study was to document the species richness, distribution, and relative abundance of...
Search relevance: 29.91 | Views last month: 0 -
Inventory of amphibians tabular data for Olympic National Park, 1999-2000. These data represent the results from a two year study (1999-2000) of amphibians in Olympic National Park. Ponds and...
Search relevance: 29.85 | Views last month: 2 -
Inventory of amphibians tabular data for Olympic National Park, 2001-2002 for the Amphibian Monitoring and Research Initiative sponsored by USGS. These data represent the results of a two-year...
Search relevance: 29.85 | Views last month: 0 -
The Cascades frog (Rana cascadae) is one of two frog species known to occur historically in Lassen Volcanic National Park (LAVO) in Northern California. However, no Cascades frogs have been...
Search relevance: 26.48 | Views last month: 0
