2001) • Spring emergence (April-May) and mid/late summer (late July/early Aug) for gravid females (fall migration) • Visual searches (coverboards, drift fences/funnel traps) • Weather –50/60-80oF, >50% cloud cover, and less than 15 mph breeze. of Natural Resources. Massasauga rattlesnake is a species of venomous snake occurring in the midwestern North America. Proceedings of the International Symposium and Workshop on the Conservation of the Eastern Massasauga Rattlesnake Sistrurus catenatus catenatus, May 8-9, 1992. The body is marked along back and sides with rounded dark blotches against a gray or brownish gray background. Fish and Wildlife Service’s Candidate Species List. 1. The Desert Massasauga, Sistrurus catenatus edwardsii, inhabits xeric grasslands from western Texas to southeastern Arizona and occurs in Photo courtesy of Mich Dept. As with all vipers, this rattlesnake has hollow fangs that are used to inject poisonous saliva, or … Although the massasauga rattlesnake is thought to be in decline throughout much of its range, only the eastern subspecies (Sistrurus c. catenatus) is currently under The massasauga rattlesnake is Michigan’s only venomous snake. There are three recognized subspecies of this species. Jun 18, 2013 - Bothered, photo by Aaron Fortin. The U.S. The concentrations recognized in the herp atlas map are accurate in terms of the three major clusters in the state; southeast, southwest, and northern. Frequently Asked Questions about Eastern Massasauga Rattlesnake in Michigan October 25, 2017 Background The Eastern Massasauga Rattlesnake (EMR) is listed as a threatened species under the U.S. Michigan's lone venomous snake, the eastern massasauga rattlesnake, has received federal protection as a threatened species under the Endangered Species Act, the U.S. The trails vary in length from one half mile to two miles and can be combined for as long a walk as your time allows. Endangered Species Act (Act). There are dark stripes on both sides and top of the head. What action is the U.S. The Massasauga Rattlesnake, Sistrurus catenatus, is a diminutive species with a distribution in the United States which largely tracks the retreat of Pleistocene glaciation and the spread of grasslands. The eastern massasauga rattlesnake belongs to the pitviper group, which are members of the larger reptile family, vipers. Eastern Massasauga (Sistrurus catenatus) is a State Endangered Species and a Federally Threatened Species. The Michigan Herp Atlas began in 2004 in an effort to collect observational data about Michigan's amphibians and reptiles. 1993. The species has been recorded in every county of the Lower Peninsula and only Mackinac County in the Upper Peninsula. Massasauga Rattlesnake Pictures Gallery + appx. The eastern massasauga rattlesnake (Sistrurus catenatus catenatus) is a candidate for federal listing as a threatened or endangered Distinct Population Segment (DPS) (U.S. FWS 2003). In fact, Michigan has become an important laboratory for the study and preservation of one of them, the eastern massasauga rattlesnake, the only venomous viper that inhabits the state. ON THE TRAIL Explore over 700 acres of forests, fields, fens, and swamps. Fish and Wildlife Service is protecting the eastern massasauga rattlesnake (Sistrurus catenatus) as a threatened species under the Endangered Species Act. Michigan Eastern Massasauga Rattlesnake (Sistrurus catenatus catenatus) The eastern massasauga currently is listed as a species of special concern by the Michigan Department of Natural Resources, and is listed as a candidate species under the Federal Endangered Species Act. Like all rattlesnakes, it is a pit viper. That’s mainly because of their unique habitat requirements. There have … But, because of the snake’s elusive and shy behavior, people rarely are bitten by them. They are becoming rare in many parts of their former range and throughout the Great Lakes area, due to wetland habitat loss … This snake has a rather small, but noticeable, rattle on the end of its tail. PDF Version . Historically, they could be found in a variety of wetlands and nearby upland woods throughout the lower peninsula. Ontario and Michigan, the province and state with the most massasaugas, … The Michigan DNR page on the Eastern Massasauga Rattlesnake (Sistrurus catenatus catenatus) explains: Michigan’s only venomous snake is a rare sight for most state residents. Johnson, B. and V. Menzies, eds. Habitat-1 and Habitat-2: Massasauga rattlesnakes are found in wetland areas in Michigan. Other rattlesnake species live in harsh deserts, or woodland full of potential predators. As a result of the tremendous declines experienced by this species, the Eastern Massasauga has been added to the U.S. In a project managed by the Eastern Massasauga Rattlesnake Species Survival Plan® (SSP) and Lincoln Park Zoo, more than 20 zoos, the Edward Lowe Foundation, Northern Illinois University, and several wildlife agencies are studying a healthy massasauga population in Michigan. Fish and Wildlife Service, Ft. Snelling, MN 55111-4056 52 pp. You can see more of his rattlesnake photos (slideshow) incl… It is assessed as Threatened by the Committee on the Status of Endangered Wildlife in Canada (COSEWIC) due to a historical population decline, continued habitat fragmentation and loss, and human persecution, and is listed as Threatened on … It swam across the river and slithered right up to within 20 feet of the cabin. Soon after, he determined the snake was an Eastern massasauga rattlesnake – Michigan’s only venomous snake and rattlesnake, according to the … The Eastern Massasauga Rattlesnake is dark colored and stocky with a thick, triangular shaped head. About Eastern Massasauga Rattlesnake. Rattlesnake-1, Rattlesnake-2 and Rattlesnake-3: The massasauga rattlesnake is Michigan’s only venomous snake. Eastern Massasauga Questions and Answers - Final Decision to List the Eastern Massasauga Rattlesnake as a Threatened Species. These snakes used to be widespread across the state, but records show that they have become much rarer. The Michigan DNR says that the Eastern Massasauga Rattlesnake (Sistrurus catenatus catenatus) is Michigan’s only venomous snake. Michigan's only rattlesnake, the Massasauga is poisonous but generally not fatal except possibly to small children and the elderly. Michigan has the largest number of these small rattlesnakes, but the population is … According to the Michigan DNR, the only venomous snake in the state is the eastern massasauga. A bite from a massasauga can be very painful and is potentially life threatening. Eastern massasauga rattlesnakes are ectothermic creatures which means they’re dependent on their environment for heat. This park is home to the federally protected eastern massasauga rattlesnake. The Massasauga (Sistrurus catenatus) is a stout-bodied, relatively small rattlesnake that feeds primarily on small mammals. Eastern Massasauga Rattlesnake - Venomous Scientific Name: Sistrurus catenatus catenatus Size: 18.5 – 39.5” (adult total length) Status: Federal status: Threatened; Michigan State Status: Special Concern; MDNR Wildlife Action Plan Status: Species of Greatest Conservation Need Habitat: Prefer damp lowland areas, including river bottom woodlands, shrub swamps, bogs … The Eastern Massasauga Rattlesnake is a true pit-viper; the only venomous snake found in Oakland County.They are well camouflaged, docile and secretive and would rather escape than strike when threatened and that may explain a fact noted by emergency medical professionals: on the rare occasion when a rattlesnake strikes it almost always occurs on the … Michigan Natural Features Inventory Surveying for Massasaugas § Standard survey protocol –USFWS (Casper et al. This was one of those times where a zoom lense better than 4x would have been nice! The massasauga is Michigan’s only venomous snake and is listed as a threatened species by the USFWS under the Endangered Species Act. Feed only birds that land in your hand, other wildlife feeding is not permitted. It is protected as a federally threatened species under the Endangered Species Act. Fish and Wildlife Service taking? The Rattlesnake does exist in Michigan to clear it up for anyone who thinks different. Aaron writes that he spent an entire summer tracking 18 of these snakes around the park and watching their habits and where they went throughout the season. Northern Water snake (Nerodia sipedon) Eastern Fox snake (Elaphe vulpina and Elaphe gloydi) The Massasauga rattlesnake is a rather timid animal, and will go out of its way to avoid humans. U.S. Lots of fun trekking through swamps, up hills, through shrubbery, etc. This particular specimen is the only one I have seen in the wild. A fox snake's tail ends in a sharp point, but it does not have the rattling segments you see on the tail of a massasauga or another rattlesnake, according to the history survey. Massasauga rattlesnakes were listed as a federally threatened species under the Endangered Species Act in 2016 and are thereby protected animals. (e.g., right-of-way mowing, culvert replacement, herbicide use for vegetation control) on eastern massasauga rattlesnakes (EMR). The Eastern Massasauga Rattlesnake: A Handbook for Land Managers. The Eastern Massasauga is listed as state Endangered in all Midwest states save Michigan, where it is considered a species of Special Concern. Not at all, but there are certainly counties on the historic map which have not had massasauga observations for twenty years or more. Our goal is to document their distribution and help measure changes or trends in populations. 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