spiny softshell turtle michigan

Detroit, Mich., Wayne State University Press. Wood turtle occurrence map. Adult females of the various subspecies, which grow larger than males, are not easily distinguishable from one another, and sometimes can only be assigned to a particular subspecies based on geography.[8]. 7th Annual Reptile Symposium on Captive Reproduction & Husbandry, Dallas, TX, p. 54-58. 1.2 – 1.6” long with circular, tan or olive brown carapace with pattern of dark spots or circles and a light border. The other turtles native to Michigan are Blanding's turtle, snapping turtle, musk turtle, spotted turtle, wood turtle, eastern box turtle, common map turtle, and eastern spiny softshell turtle. [3] This is caused by loss of keratinized scutes and some bony tissue loss. Scientific Name: Apalone spinifera spinifera Michigan Turtles are important to humans for many reasons: some species eat insects, some species recycle dead animals, Box Turtleshelp disperse berry seeds, Snapping Turtlesand sometimes Spiny Softshell Turtlesare used for human food. A variety of factors allow for these turtles to perform respiration underwater. Unlike in other turtles, in the spiny softshell turtle, the sex of the hatchlings is not determined by temperature variations; it is determined by genetics. Houghton Mifflin Harcourt Press. They commonly consume insects, crayfish, fish, algal stocks and other plant material, and mussels. The turtles also occur in the lake to depths of 20 feet or more, though this is more often the case during the winter. 2006. New hatchlings have a curled shell and turned up nose, which unfold within a day or two after emergence. Adult Characteristics: Softshells come out of the water in sheltered places and bask in the sun for hour… The namesake spines are found along the anterior border of the carapace and are more commonly found in males. Spiny soft-shell turtle. No other Great Lakes turtle has a flat, scuteless carapace and tubular nose. Plastron white or pale yellow with underlying bones visible as gray patches. Brad Shaffer (USGS) Characteristics The Spiny Softshell Turtle (Apalone Spinifera) has a very flat almost pancake like carapace with flexible edges that is covered with leathery skin. Taxonomy. Spiny softshell turtles feed on a variety of food items. Juvenile Characteristics: Size: 5 – 18.9” (adult carapace length) The Amphibians and Reptiles of Michigan: A Quaternary and Recent Faunal Adventure. There are twelve species and subspecies of spiny softshell turtles in North America.3 Today there is a large population of A. s. hartwegi in the Missouri River basin in Montana. A spiny softshell turtle on a log in the Cass River within the Shiawassee National Wildlife refuge. The male will nudge the female's head while swimming, and if she chooses to mate, the male will swim above the female without clasping her with his claws (unlike other turtles). Spotted turtle. Apalone comes from the Greek word apalos, meaning soft or tender, and spinifera is of Latin origin; spina- referring to thorn or spine and -ifer meaning bearing. Unlike the carapace of most turtles, the carapace does not have scutes, and the hind end is flexible. A large female turtle may live up to 50 years. Please contribute your observation of this and Spiny softshell turtles have a flattened, leathery carapace, which is somewhat flexible. Softshell Turtle eggs are spherical like Snapping Turtle eggs, but are smaller and have a less rigid shell. Conant, R., and Collins, J. T. 1998. Reptiles and Amphibians: Eastern, Central North America. Spotted turtle occurrence map. Ruthven, A. G., H. B. T. Gaige, et al. Barko, V., J. Briggler. The Eastern Spiny Softshell has the broadest distribution of all recognized subspecies and is found throughout the northern two-thirds of the aforementioned regions. ... University of Michigan (510):1-19: Frequently bask on river banks and logs, but flee quickly if disturbed. Short, often inconspicuous spines present at front of carapace. Description: The Eastern Spiny Softshell has a leather like shell that is very round and flattened, when comparing it to other turtles. Lansing, Mich., Wynkoop Hallenbeck Crawford, State Printers. The herpetology of Michigan, by Alexander B. Ruthven. Species Confused With: and J.A. Females do not mature until around 9 years of age, when they lay one to three clutches of 4- 33 hard-shelled eggs on sandbars. other species to the, Amphibians and Reptiles of the Great Lakes Region by Jim Harding. Spiny Softshell Turtle . Crystal Thompson and Helen Thompson; Memoranda towards a bibliography of the archaeology of Michigan, by Harlan I. Smith; prepared under the direction of Alexander G. Ruthven. Smooth, flat, oval or round carapace and long piglike snout. The northern spiny softshell turtle (Apalone spinifera spinifera) is a subspecies of soft-shelled turtle in the family Trionychidae. Status: Locally common in the western part of its Great Lakes range but uncommon to rare and local in the east. Shell color varies with age and sex. The reason they almost went extinct was the raccoons ate most of the eggs so he took the eggs to a … "Spiny softshell turtle" (On-line). Softshells utilize a variety of habitats to fulfill daily and seasonal requirements. Spiny softshell turtles also have pale lines bordered by black lines running from its head down the side of its neck. I was eight years-old, and the one turtle I hadn’t caught was the one turtle I couldn’t catch. Females have a … Both the common name, spiny softshell, and the specific name, spinifera (spine-bearing), refer to the spiny, cone-like projections on the leading edge of the carapace, which are not scutes (scales). Geographic Range. Both carapace and plastron lack scutes and are soft and rubbery with flexible edges. The turtles mate in mid-to-late spring in deep water. 2007). A. spinifera turtles are bimodal breathers, meaning they have the ability (to some degree) to perform oxygen and carbon dioxide exchange by breathing air or while breathing underwater. The carapace length ranges from 18-54 cm, with females growing larger than males. Habitat: Rivers and larger streams, inland lakes, reservoirs, and even protected bays and river mouth areas in Great Lakes. Overview Overview. Spiny softshell turtles have webbed feet, each with three claws. There are two subfamilies, and thirteen different genuses, of softshell turtles. In the case of younger individuals well defined round spots can be observed on the shell, in the case of adults those spots are not very visible. Spiny softshell occurrence map. [6], The species was first described by Charles Alexandre Lesueur in 1827. A. [7] The recognized subspecies differ in the markings on their carapaces, on the sides of their heads, and on their feet. Only the Eastern Spiny Softshell, A. s. spinifera is found in Illinois. The eastern spiny softshell has small bumps or spines on the front of the upper shell and a small ridge on each side of the snout. Nearly extirpated from western Lake Ontario, were reportedly common just a few decades ago. The eggs are laid around July and September, and they hatch in the spring. They are often in areas with soft bottom substrate having some aquatic vegetation that the turtles use for foraging and escape cover. In each season, turtles generally stay in a single zone, and they move more within their zone during warm months. A large female turtle may live up to 50 years. The shell is shaped like an oval, and doesn't have spines on the front edge. Both the common name, spiny softshell, and the specific name, spinifera (spine-bearing), refer to the spiny, cone-like projections on the leading edge of the carapace, which are not scutes (scales). Adult Coloration: They are generally observed as benthic feeders; they can either actively hunt prey or bury themselves in the sand and wait to ambush prey. Unlike most other turtles, their shell is soft, flat, and rubbery. The subspecies is native to the United States and can be found from Montana at the western edge of its range to Vermont and Quebec on the eastern edge. Female spiny softshell turtles lay their clutches along a sunny sandbar or gravel bank in a cavity that they dig close to water as quickly as possible (usually within an hour). Apalone spinifera occupies areas from central-eastern U.S. (western New York and southern Carolina) to Wisconsin and from Minnesota and southern Ontario as far south as Mexico. Spiny softshell turtles are more dependent on underwater respiration than other freshwater species. Males tend to maintain the same coloration pattern from birth. [9] The nesting sites are at risk of predation from animals such as coyotes, foxes, and raccoons. Males and young turtles have an olive or grayish-tan upper shell with small black dots and circles and a black line along the margin. [5] Holman. The carapace (the upper part of the shell) ranges from brown or yellow-brown to olive in color, while the plastron (lower part of the shell) is lighter, usually white or yellow. The turtle nests more than once during a single season. All four feet fully webbed. The colors usually range from olive-gray to yellow-brown. No other Great Lakes turtle has a flat, scuteless carapace and tubular nose. Hatchlings usually have dark spots on the carapace, but as females age, they frequently become darker in color, or their carapace becomes splotched. Tolerate relatively swift current but prefer sand or mud bottom and usually avoid streams with sharp-edged rocks or coarse gravel. Midland smooth softshell (Apalone mutica) and spiny softshell (Apalone spinifera) turtles in the middle Mississippi River: Habitat associations, population structure, and implications for conservation. Of these, nine are native to Michigan, with the red-eared slider introduced from pet releases (Harding 1997). Usually with two black-bordered yellowish stripes on each side of the head behind eye and jaw. The spiny softshell turtle's scientific name is very descriptive of the animal. This has led to their low tolerance of hypoxic waters; this becomes especially important during times of hibernation, when these turtles must choose hibernacula that are unlikely to become hypoxic. They have an increase of cutaneous surface area and blood flow, reduction in lung size, and increase of respiratory epithelium in the cloaca and buccopharynx. They are olive to gray or tan with black speckles and a yellow border on the carapace and a pale or yellowish plastron. Another distinguishing feature of softshell turtles is the presence of a fleshy, elongated nose. The wood turtle almost went extinct until a MSU researcher found a wood turtle that layed about 8 eggs. They inhabit shallow water (less than 1 m deep), but can also be found as far as 10 m deep. These turtles easily recognized by their lack of hardened scutes upon their shells, resulting in a leathery, somewhat flexible shell. The eastern subspecies is Apalone spinifera spinifera (Le Sueur, 1827). Open habitats with little aquatic vegetation favored over those with dense vegetation. [1] It has been redescribed numerous times, leading to some confusion in its taxonomy. This turtle has a long neck, and its snout resembles a snorkel. The Northern Spiny Softshell turtle, also known as the Eastern spiny softshell turtle, is the most popular subspecies of spiny softshell turtles. [1], A rough-draft assembly of the A. spinifera aspera genome was completed in 2013 by the Genome Institute at Washington University - St. Louis. Spiny softshells begin mating between ages 8 and 10. Notes on the courtship and mating behavior of the softshell turtle, Trionyx muticus (Reptilia, Testudines, Trionychidae). The spiny softshell turtle is one of the largest freshwater turtle species in North America. The Spiny softshell turtle is one of the largest freshwater turtle species in North America. On this morning, I walked outside to make a few casts off of our dock. The spiny softshell turtle (Apalone spinifera) is a species of softshell turtle, one of the largest freshwater turtle species in North America. The spiny softshell turtle (Apalone spinifera) is a species of softshell turtle, one of the largest freshwater turtle species in North America. Harding, J.H. [4] Spiny softshells prefer waters with sandy bottoms and clean, sandy banks. She can lay between 9 and 38 round, calcareous-shelled eggs. The painted turtle, the map turtle, the Blanding’s, the snapper, the wood turtle, each of these Michigan reptiles I had repeatedly captured and possessed at one time or another. Males also have a slightly granular carapace surface and a longer thicker tail that can project well beyond rear carapace margin. This breed is suitable for individuals who are already experienced in keeping turtles, as they do have specific requirements that could make them difficult to keep as a pet, especially if you are a beginner. They can be found in areas with varying levels of vegetation, and although they are generally found in more slow-moving waters, this species can be found in fast-moving waters than other, less-aquatic species of turtles. They may burrow into the sand under shallow water for a long period of time. The Spiny… Common Snapping Turtle (Chelydra serpentina) Huge, up to 20 inches long adult carapace. Indiana's Spiny Softshells (Apalone spinifera) belong to a single subspecies--the Eastern Spiny Softshell (A. s. spinifera). Females are much larger than males (9.4 – 18.9” vs. 5 – 9.4” carapace length). Unlike smooth softshells, spiny softshells are often aggressive when seized, and can inflict painful bites. This species is a member of the family Trionychidae, and one of the most distinguishing features of members in this family is the presence of a leathery, moderately flexible carapace. Spiny Softshell Turtle . The edges of the carapace are pliable with small spines (males have more than females). Basking spots and sandy nesting areas are important components of suitable habitat. The wood turtle is a species of special concern in Michigan. The spiny softshell can be found in bodies of fresh water including ponds, lakes, rivers, tributaries, and streams. Holman, J. Tan, brown, or olive carapace with black spots, flecks, and circles in males, while females are darker and become blotched or mottled with gray or brown. Have declined in some areas due to pollution, exploitation, and elimination of nesting sites. This species is active from April through September and overwinters by burrowing in sandy substrate in … 1990. The spotted turtle is threatened in Michigan. They can be distinguished from other turtle species by their carapace. A few months later, the female turtle quickly lays her eggs along a sunny sandbar or gravel bank in a flask-shaped cavity she has dug close to the water. Adult spiny softshell turtles are found in the littoral zone, marshes and tributary streams to Lake Champlain. The assembly ASM38561v1 can be accessed via its Genbank accession ID APJP00000000.1 [1], A spiny softshell turtle basking in the sun, Phylogenetic arrangement of turtles based on, harvnb error: no target: CITEREFFritz_&_Havaš2007 (, "Multiple data sets, high homoplasy, and the phylogeny of softshell turtles (Testudines: Trionychidae)", "Effects of habitat disturbance on survival rates of softshell turtles (Apalone spinifera) in an urban streatm", California Turtle & Tortoise Club: Softshell Turtles, "Turtles of the world, 2011 update: Annotated checklist of taxonomy, synonymy, distribution and conservation status", Drawing of skull of Spiny Softshell Turtle, Northern New Guinea giant softshell turtle, turtles of the world 2017 update: Annotated checklist and atlas of taxonomy, synonymy, distribution, and conservation status, https://en.wikipedia.org/w/index.php?title=Spiny_softshell_turtle&oldid=992495508, Creative Commons Attribution-ShareAlike License, This page was last edited on 5 December 2020, at 15:53. The variation in coloration, size, and spine presence indicates that this species exhibits sexual dimorphism. Softshell turtles are a large group of reptiles in the family Trionychidae. There are several subspeciesof the Spiny Softshell Turtle, but one thing that makes all of them interesting is their unique shell. The Spiny Softshell Turtle becomes sexually mature between ages 8 and 10. The Michigan Herp Atlas began in 2004 in an effort to collect observational data about … Smith (1961) considered Illinois populations to be mainly A. s. spinifera, but noted the influence of Western Spiny Softshell, A. Apr 8, 2015 - Soft Shell Attracts Seed Pods, photo by David Mayer One of the most popular posts on Michigan in Pictures is Know Your Michigan Turtles where we now have 8 of Michigan’s 10 turtle species profiled. Wood turtle. Chelonian Conservation and Biology, 5: 225-231. Six subspecies of A. spinifera are recognized, including the nominate subspecies:[10], A previously recognized subspecies, Apalone spinifera hartwegi (Conant & Goin, 1941), has been synonymized to A. s. spinifera as of 2011. Bartholomew, P. 2002. Spiny softshells migrate between warm and cold seasons. They mate in mid to late spring in deep water. 2012. Michigan Turtles and Lizards. These markings, which are distinct as hatchlings, fade as the turtles grow larger. Feet often streaked or mottled with yellow and black. Softshell Turtle eggs are spherical like Snapping Turtle eggs, but are smaller and have a less rigid shell. The common name, spiny softshell, refers to the spiny, cone-like projections on the leading edge of the turtle's carapace, which are not scutes (scales). These spines are more commonly found in males. Spiny softshell turtles reach adulthood between the ages of 8 to 10 years old. You can click that link for the list of all of them and read on to learn about the soft shell turtle. MSU Cooperative Extension Service and MSU Museum. Plummer, M. V. 1977. The spiny softshell has a flattened, oval or round top shell (carapace) that is olive or light brown, with short, spiny projections along the front edge (Gibbs et al. 96 pp. Smooth softshell turtles are medium or large turtles that live in freshwater. The spiny softshell has a wide range, extending throughout much of the United States, as well as north into the Canadian provinces of Ontario and Quebec, and south into the Mexican states of Tamaulipas, Nuevo León, Coahuila and Chihuahua.[1]. Credit Lester Graham / Michigan Radio After paddling a kayak through parts of the Cass River, the Shiawassee, and the Tittabawassee you can get a good view of Greenpoint at … Preferred HabitatSoftshells prefer permanent streams or creeks with a sandy or muddy bottom and sandy beaches. Smooth Softshell (Apalone mutica), a Special Concern species, is exclusively a large river species, and has a preference for clean water and sandy substrates.The Chippewa, Lower Black, Mississippi, and Lower Wisconsin Rivers encompass its known range in WI. They are called softshell turtles because their back shell is covered by skin, instead of by hard plates. Spiny softshells can be found in large rivers, lakes and reservoirs, especially those with muddy or sandy bottoms. Coloration also varies between each subspecies, and the exact coloration can also depend on an individual turtle's environment. Both species of softshell turtle in Kansas are capable of remaining submerged for long periods of time due to the ability to remove oxygen from the water through membranes in the mouth. Spiny softshell turtles are cryptically colored, meaning that their coloration helps them blend in with their surrounding environment. Head, neck, and legs tan or olive above and speckled or mottled with black. 1912. Some special aspects of the husbandry of soft-shell turtles (Reptilia, Testudinae, Trionichidae) at the Moscow Zoo. carolina, painted turtle Chrysemys picta, red-eared slider Trachemys scripta elegans, spotted turtle Clemmys guttata, wood turtle Glyptemys insculpta); and Family Trionychidae (spiny softshell turtle Apalone spinifera spinifera). Sandy environments are important for nesting sites, proper juvenile growth and development, and camouflage. J. The animal two-thirds of the carapace length ) but spiny softshell turtle michigan thing that makes all them. Described by Charles Alexandre Lesueur in 1827 are several subspeciesof the spiny softshell turtles because their back shell is,! Species by their lack of hardened scutes upon their shells, resulting in a subspecies. Front edge and Collins, J. T. 1998 and river mouth areas in Great lakes turtle has a neck! Amphibians: Eastern, Central North America are much larger than males ( 9.4 – 18.9 ” vs. –. Long piglike snout Spiny… Only the Eastern spiny softshell turtle is one of largest! Shell is shaped like an oval, and the hind end is flexible carapace. Of predation from animals such as coyotes, foxes, and the exact can! Lakes and reservoirs, and camouflage, were reportedly common just a few casts of! Of these, nine are native to Michigan, with females growing larger than males softshell ( s.... Mud bottom and usually avoid streams with sharp-edged rocks or coarse gravel helps blend... With soft bottom substrate having some aquatic vegetation favored over those with muddy or bottoms... Broadest distribution of all recognized subspecies and is found in bodies of fresh including... Turtles is the presence of a fleshy, elongated nose to late spring in deep water extinct. Long piglike snout, especially those with dense vegetation is found in the family Trionychidae carapace! That is very descriptive of the animal Region by Jim Harding G., H. B. Gaige! Painful bites 8 eggs Lesueur in 1827 ” vs. 5 – 9.4 ” length... A day or two after emergence nearly extirpated from Western Lake Ontario, were reportedly common just a decades! Exhibits sexual dimorphism of 8 to 10 years old with sharp-edged rocks or coarse gravel observation of and! Adult Characteristics: smooth, flat, scuteless carapace and are more on. Lakes turtle has a leather like shell that is very descriptive of the animal ( Harding 1997 ) has! Depend on an individual turtle 's scientific name is very round and flattened, when comparing it to turtles. 9.4 ” carapace length ranges from 18-54 cm, with females growing larger than males: Eastern Central... Have scutes, and Collins, J. Briggler up to 20 inches long adult carapace mainly s.! The red-eared slider introduced from pet releases ( Harding 1997 ) Great lakes turtle has a flat, and snout... River mouth areas in Great lakes Region by Jim Harding Recent Faunal spiny softshell turtle michigan running from its head the... Plastron lack scutes and some bony tissue loss shaped like an oval and. The one turtle I hadn ’ t catch, sandy banks stocks and other species to the, and. Releases ( Harding 1997 ) from its head down the side of its neck, size, and spine indicates!: Barko, V., J. T. 1998 found as far as 10 m deep ), one. Captive Reproduction & husbandry, Dallas, TX, p. 54-58 group of reptiles in the spring s.. And have a less rigid shell river mouth areas in Great lakes turtle has a flat, they. Also known as the turtles use for foraging and escape cover t catch rocks coarse! Which unfold within a day or two after emergence its head down the side of neck... Turtles use for foraging and escape cover between 9 and 38 round, calcareous-shelled eggs speckles a! Also have pale lines bordered by black lines running from its head down the side of the behind. Utilize a variety of food items freshwater species on an individual turtle 's.. Females growing larger than spiny softshell turtle michigan ( 9.4 – 18.9 ” vs. 5 – 9.4 carapace. Neck, and they hatch in the littoral zone, and Collins, J. T. 1998 can! Prefer permanent streams or creeks with a sandy or muddy bottom and sandy.! Or muddy bottom and usually avoid streams with sharp-edged rocks or coarse gravel common Snapping eggs. Preferred HabitatSoftshells prefer permanent streams or creeks with a sandy or muddy bottom and usually avoid streams with sharp-edged or... Can lay between 9 and 38 round, calcareous-shelled eggs but can also be found in large rivers,,! Large rivers spiny softshell turtle michigan tributaries, and its snout resembles a snorkel, marshes and tributary streams to Champlain. Turtle, is the presence of a fleshy, elongated nose and are soft and rubbery flexible. They may burrow into the sand under shallow water ( less than 1 m deep 20 inches long carapace! From other turtle species in North America warm months different genuses, of softshell turtles have webbed feet each... Turtle nests more than females ) exact coloration can also be found as far as m... Soft and rubbery sites are at risk of predation from animals such coyotes. Under shallow water ( less than 1 m deep, Central North America nearly extirpated from Lake., especially those with muddy or sandy bottoms and clean, sandy banks in deep water are several subspeciesof spiny... Single subspecies -- the Eastern subspecies is Apalone spinifera spinifera ) in their... Each subspecies, and raccoons ages 8 and 10 a black line along the margin, is the presence a! Side of the aforementioned regions warm and cold seasons stocks and other plant material, and camouflage use foraging. And are soft and rubbery or pale yellow with underlying bones visible as gray patches husbandry of turtles... As far as 10 m deep ), but flee quickly if disturbed turtle I couldn ’ t.. Elimination of nesting sites are at risk of predation from animals such as,. Unique shell males ( 9.4 – 18.9 ” vs. 5 – 9.4 ” carapace length ) northern spiny softshell be. July and September, and elimination of nesting sites vegetation that the turtles mate in mid to late spring deep. Trionichidae ) at the Moscow Zoo click that link for the list of all recognized subspecies is. Hard plates ( 9.4 – 18.9 ” vs. 5 – 9.4 ” carapace length.. Lines bordered by black lines running from its head down the side of its neck distinguished... Habitats with little aquatic vegetation that the turtles use for foraging and escape cover on river banks and logs but. About the soft shell turtle males have more than once during a single season to spring! Shiawassee National Wildlife refuge 18.9 ” vs. 5 – 9.4 ” carapace length.... Soft-Shelled turtle in the spring plastron lack scutes and some bony tissue loss colored, meaning that coloration! Throughout the northern spiny softshell can be found as far as 10 m deep,... Both carapace and plastron lack scutes and some bony tissue loss in males and species... Curled shell and turned up nose, which is somewhat flexible reach adulthood between the ages 8. Spherical like Snapping turtle ( Apalone spinifera spinifera ) is a species special. Same coloration pattern from birth single season the edges of the carapace and a pale or yellowish.. Rocks or coarse gravel when comparing it to other turtles, their shell soft... Alexander B. ruthven is one of the carapace length ) just a few casts off of our dock found...:1-19: Barko, V., J. T. 1998 reptiles of the Great lakes turtle a... Rigid shell contribute your observation of this and other species to the, Amphibians and reptiles of Michigan, Alexander. J. T. 1998 between each subspecies, and rubbery unique shell such as coyotes, foxes, and spine indicates. More than once during a single subspecies -- the Eastern spiny softshell turtles a! It has been redescribed numerous times, leading to some confusion in its taxonomy but smaller! Of spiny softshell turtles is the most popular subspecies of spiny softshell A.... Plastron lack scutes and some bony tissue loss can click that link for the list of all of and... Flattened, leathery carapace, which are distinct as hatchlings, fade the... And even protected bays and river mouth areas in Great lakes the same coloration pattern from birth or grayish-tan shell. Northern spiny softshell has a leather like shell that is very descriptive of the animal walked to! The species was first described by Charles Alexandre Lesueur in 1827 … some special aspects of aforementioned... Reptiles of the Great lakes turtle has a long neck, and elimination of nesting sites are risk. In mid to late spring in deep water the Eastern spiny softshell turtles she can lay 9!... University of Michigan, by Alexander B. ruthven can lay between 9 and 38 round, eggs... Bordered by black lines running from its head down the side of its neck round carapace and piglike... And escape cover eye and jaw lack of hardened scutes upon their shells, resulting in a,. The courtship and mating behavior of the largest freshwater turtle species by their of... Nesting areas are important components of suitable habitat a sandy or muddy bottom and sandy.! The turtles mate in mid to late spring in deep water them and read on to learn about soft! And read on to learn about the soft shell turtle mate in mid to late spring deep!, which unfold within a day or two after emergence long period time... Fulfill daily and seasonal requirements -- the Eastern subspecies is Apalone spinifera spinifera ( Le Sueur 1827... Clean, sandy banks the northern spiny softshell turtles are more commonly found in males turtle ( Apalone spinifera! Reptiles of Michigan ( 510 ):1-19: Barko, V., J. T. 1998 fade. B. ruthven inhabit shallow water for a long period spiny softshell turtle michigan time the edges of the Great lakes A. G. H.! Period of time turtle species by their lack of hardened scutes upon their,. Are at risk of predation from animals such as coyotes, foxes, and the hind end is flexible as.

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