<Tr> <Th> Cnemidophorus sexlineatus </Th> <Td> Six - lined racerunner </Td> <Td> Adults are 6 to 10.5 inches (15 to 27 cm) in length and colored olive, gray, brown or black with six lighter - colored stripes . </Td> <Td> </Td> <Td> Found only in Tuscola County in eastern Michigan, considered a threatened species </Td> </Tr> <Tr> <Th> Plestiodon fasciatus </Th> <Td> Five - lined skink </Td> <Td> Adults are up to 8.5 inches (22 cm) in length and colored gray - brown or dark brown with five white or cream stripes . </Td> <Td> </Td> <Td> </Td> </Tr> <Table> <Tr> <Th> Scientific name </Th> <Th> Common name </Th> <Th> Description </Th> <Th> Image </Th> <Th> Notes </Th> </Tr> <Tr> <Th> Clonophis kirtlandii </Th> <Td> Kirtland's snake </Td> <Td> Adults are 12 to 18 inches (30 to 46 cm) in length and colored reddish - brown with black blotches and head . Non-venomous . </Td> <Td> </Td> <Td> Considered an endangered species in Michigan </Td> </Tr> <Tr> <Th> Coluber constrictor foxii </Th> <Td> Blue racer </Td> <Td> Adults are 4 to 6 feet (1.2 to 1.8 m) in length and colored gray or blue . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Diadophis punctatus edwardsii </Th> <Td> Northern ring - necked snake </Td> <Td> Adults are 10 to 24 inches (25 to 61 cm) in length and colored black or gray with yellow belly and neck ring . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Pantherophis gloydi </Th> <Td> Eastern fox snake </Td> <Td> Adults are 3 to 5 feet (0.91 to 1.52 m) in length and colored yellow or light brown with dark splotches . Non-venomous . </Td> <Td> </Td> <Td> Considered a threatened species in Michigan </Td> </Tr> <Tr> <Th> Pantherophis vulpina </Th> <Td> Eastern fox snake </Td> <Td> Adults are 3 to 5 feet (0.91 to 1.52 m) in length and colored yellow or light brown with dark splotches . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Heterodon platirhinos </Th> <Td> Eastern hog - nosed snake </Td> <Td> Adults are 20 to 40 inches (51 to 102 cm) in length and have variable coloring and patterning that ranges from yellow to black . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Lampropeltis triangulum triangulum </Th> <Td> Eastern milk snake </Td> <Td> Adults are 2 to 4 feet (0.61 to 1.22 m) in length and colored gray or tan with red or brown blotches . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Liochlorophis vernalis </Th> <Td> Smooth green snake </Td> <Td> Adults are 12 to 20 inches (30 to 51 cm) in length and bright green in color . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Nerodia erythrogaster neglecta </Th> <Td> Copperbelly water snake </Td> <Td> Adults are 4 to 5 feet (1.2 to 1.5 m) in length and colored dark brown or black with a red or orange underside . Non-venomous . </Td> <Td> </Td> <Td> Considered a threatened species by the US government, and an endangered species in Michigan </Td> </Tr> <Tr> <Th> Nerodia sipedon </Th> <Td> Northern water snake </Td> <Td> Adults are 2 to 4 feet (0.61 to 1.22 m) in length and colored light brown or gray with dark bands or splotches . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Pantherophis obsoletus </Th> <Td> Black rat snake </Td> <Td> Adults are 3.5 to 8 feet (1.1 to 2.4 m) in length and colored black . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Pantherophis spiloides </Th> <Td> Gray rat snake </Td> <Td> Adults are generally 3 to 5 feet (0.91 to 1.52 m) in length and colored gray with darker blotches . Non-venomous . </Td> <Td> </Td> <Td> Considered a species of special concern in Michigan </Td> </Tr> <Tr> <Th> Regina septemvittata </Th> <Td> Queen snake </Td> <Td> Adults are 15 to 36 inches (38 to 91 cm) in length and colored gray or brown with a light stripe on either side of the body . Non-venomous . </Td> <Td> </Td> <Td> Considered a species of special concern in Michigan </Td> </Tr> <Tr> <Th> Sistrurus catenatus catenatus </Th> <Td> Eastern massasauga rattlesnake </Td> <Td> Adults are 2 to 3 feet (0.61 to 0.91 m) in length and colored gray or brown with dark brown patches . Venomous . </Td> <Td> </Td> <Td> A candidate species for listing on the federal endangered species list, and a species of special concern in Michigan </Td> </Tr> <Tr> <Th> Storeria dekayi </Th> <Td> Brown snake </Td> <Td> Adults are 9 to 15 inches (23 to 38 cm) in length and colored brown or gray with a light stripe down the back which is bordered by dark spots . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Storeria occipitomaculata occipitomaculata </Th> <Td> Red - bellied snake </Td> <Td> Adults are 8 to 16 inches (20 to 41 cm) in length and colored brown or gray with a reddish underside . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Thamnophis butleri </Th> <Td> Butler's garter snake </Td> <Td> Adults are 15 to 27 inches (38 to 69 cm) in length and colored black, brown or olive with three yellow length-wise stripes . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Thamnophis sauritus septentrionalis </Th> <Td> Northern ribbon snake </Td> <Td> Adults are 18 to 38 inches (46 to 97 cm) in length and colored black or brown with three yellow length-wise stripes . Non-venomous . </Td> <Td>--</Td> <Td> </Td> </Tr> <Tr> <Th> Thamnophis sirtalis </Th> <Td> Eastern garter snake </Td> <Td> Adults are 2 to 4 feet (0.61 to 1.22 m) in length and colored gray, brown or green with three yellow length-wise stripes . Non-venomous . </Td> <Td> </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Scientific name </Th> <Th> Common name </Th> <Th> Description </Th> <Th> Image </Th> <Th> Notes </Th> </Tr>

What kind of poisonous snakes are in michigan