These environmental elements include loss of habitat from agricultural, commercial and urban development, as well as collection by reptile fanciers and breeders. Good news! I left that evening with a sense of peace, knowing that the beautiful snake we found was out there somewhere and that Patrick and his colleagues would be there to look after it. BREEDING: Garter snakes mate primarily during the spring. The U.S. Peninsula Open Space Trust is a nonprofit, tax-exempt 501(c)(3) charitable organization. RANGE: The San Francisco garter snake is found in coastal San Mateo County from Lake Merced south along the foothills of the Santa Cruz Mountains to Point Año Nuevo and along San Mateo County baylands. Read a San Francisco Chronicle storyabout how one of our biologists took her 10 year-old daughter to try to find them in the wild. Valley Habitat Agency, the Authority and POST Protect 1,861-Acre Tilton Ranch. Our interest in Patrick’s work began after reading the recent reports from USGS on the health of the San Francisco garter snake populations at both Cloverdale and Mindego Hill – another POST-protected property. Donations are tax-deductible as allowed by law. SAN FRANCISCO GARTER SNAKE } Thamnophis sirtalis tetrataenia FAMILY: Colubridae. The San Francisco garter snake (Thamnophis sirtalis tetrataenia) has been dubbed “the most beautiful serpent in North America,” and it’s Loss of habitat from agricultural, commercial and urban development and illegal collection (because of their beauty) led to the listing of the San Francisco garter snake as \"threatened\" in 1967. Our tax identification number is 94-2392007. Since its founding in 1977, POST has been responsible for saving more than 80,000 acres as permanently protected land in San Mateo, Santa Clara and Santa Cruz counties. Another major issue in the decreasing of the San Francisco Garter Snake is that it is constantly losing habitat space due to urban development. F: (650) 854-7703. Well, given how rare these snakes are, we were both quite surprised at what we found that day (him maybe even more than me). HABITAT: The garter snake lives in freshwater marshes, ponds, canals, and slow-moving streams with emergent vegetation and frog populations, as well as connected grassy uplands with brushy cover. POPULATION TREND: There are only six known significant populations of the San Francisco garter snake remaining, and at least four of these populations have declined in recent decades. The San Francisco garter snake was one of the first species protected by the Endangered Species Act. They are at the San Francisco Zoo. If it appears incomplete or if you wish to see article references, visit the rest of its contents, Ten creatures that may become extinct in the next 10 years. Copyright © 2020 Peninsula Open Space Trust. And the ratio between males and females was also consistent with a healthy population. But even though the San Francisco Garter Snake has been endangered for so long, there are possibilities that it might recover due to intense protection. These ponds are the preferred habitat for the San Francisco garter snake as well as the endangered red-legged frog (one of their primary prey species). The preferred habitats of San Francisco garter snakes are densely vegetated ponds near open hillsides. U.S.FWS Species profile about species listing status, federal register publications, recovery, critical habitat, conservation planning, petitions, and life history. What did they find? The only remaining viable populations of San Francisco garter snakes occur at Pescadero Marsh Natural Preserve, Año Nuevo State Reserve, Laguna Salada (Sharp Park) and Mori Point, San Francisco State Fish and Game Refuge (Crystal Springs and San Andreas Reservoirs), Cascade Ranch, and wetlands near the San Francisco International Airport. games and coloring pages! T: (650) 854-7696 xt 334  The San Francisco Garter Snake (Thamnophis sirtalis tetrataenia), which lives in San Mateo county of San Francisco, has been listed as an endangered species since 1967, and federally listed during that year too.There are many reasons for this strikingly beautiful snake's decline in population over the last 50 … Some of these reasons are predators, invasive species and habitat loss because of urban development. ), which lives in San Mateo county of San Francisco, has been listed as an endangered species since 1967, and federally listed during that year too. THREATS: The San Francisco garter snake is threatened by urban development, wetland habitat loss, fragmentation of habitat by development and roads, agricultural development, dredging of waterways, disturbance by recreational activities, pesticides, poaching, overgrazing, and nonnative bullfrogs. Read a storyabout how we obtained 10 of these snakes. Because San Francisco garter snakes can only hunt in water "Earth's Endangered Creatures - San Francisco Garter Snake Facts" (Online) - Licensed article from … These historical threats to the species remain, but there are now additional threats, such as the documented decline of the California red-legged frog (an essential prey species) and the introduction of bullfrogs into San Francisco garter snake habitat. Habitat . The San Francisco Garter Snake is bright red, black, white and blue, so it naturally stands out from it's environment, making it an easy prey for predators. Facts Summary: The San Francisco Garter Snake (Thamnophis sirtalis tetrataenia) is a species of concern belonging in the species group "reptiles" and found in the following area(s): California. The San Francisco Garter Snake (Thamnophis sirtalis tetrataenia) is a species of concern belonging in the species group "reptiles" and found in the following area(s): ... Glenn, C. R. 2006. Search for an endangered species profile. LIFE CYCLE: Females bear 16 or so live babies in July or August. 3785days since Endagered Species Due Date, Sign in|Recent Site Activity|Report Abuse|Print Page|Powered By Google Sites. So there are quite a few SF garter snakes in private hands. All of the known populations of this amazingly colored snake exist within San Mateo County. FAMILY: Colubridae. Yet this snake has very few to no natural predators, because of it's ability to swim, or slither, away to cover. NATURAL HISTORY . FEEDING: San Francisco garter snakes eat California red-legged frogs, Pacific tree frogs, western toads, mosquito and other fish, worms, newts, and salamanders. Many of the factors that led to the listing of the San Francisco garter snake in 1967 continue to affect the subspecies. Garter snake is a common name for the generally harmless, small to medium-sized snakes belonging to the genus Thamnophis.

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