Massasaugas (Sistrurus)

1
26
39
52
65
78
91
104
117
130
143
156
169
182
195+
Number of Records
Historical Range Map

Latest Records

Taxon
County
Date
Record 35157 voucher
Record #35157
Eastern Massasauga Rattlesnake
Berrien County
2024-10-04
Record 35153 voucher
Record #35153
Eastern Massasauga Rattlesnake
Oakland County
2024-10-01
Record 34940 voucher
Record #34940
Eastern Massasauga Rattlesnake
Washtenaw County
2024-08-28
Record 34893 voucher
Record #34893
Eastern Massasauga Rattlesnake
Kalkaska County
2024-08-16
Record 34789 voucher
Record #34789
Eastern Massasauga Rattlesnake
Washtenaw County
2024-07-27
Record 34230 voucher
Record #34230
Eastern Massasauga Rattlesnake
Washtenaw County
2024-05-18
Record 33726 voucher
Record #33726
Eastern Massasauga Rattlesnake
Lake County
2024-02-21
Record 33694 voucher
Record #33694
Eastern Massasauga Rattlesnake
Oakland County
2024-01-06
Record 33345 voucher
Record #33345
Eastern Massasauga Rattlesnake
Cass County
2023-09-06
Record 32985 voucher
Record #32985
Eastern Massasauga Rattlesnake
Mackinac County
2023-06-27
Record 32575 voucher
Record #32575
Eastern Massasauga Rattlesnake
Kalkaska County
2023-05-29
Record 32246 voucher
Record #32246
Eastern Massasauga Rattlesnake
Van Buren County
2023-04-25
Record 31995 voucher
Record #31995
Eastern Massasauga Rattlesnake
Hillsdale County
2023-03-26
Record 31840 voucher
Record #31840
Eastern Massasauga Rattlesnake
Kalkaska County
2022-10-10
Record 31798 voucher
Record #31798
Eastern Massasauga Rattlesnake
Washtenaw County
2022-09-25
Record 31628 voucher
Record #31628
Eastern Massasauga Rattlesnake
Mackinac County
2022-08-12
Record 31627 voucher
Record #31627
Eastern Massasauga Rattlesnake
Mackinac County
2022-08-11
Record 31626 voucher
Record #31626
Eastern Massasauga Rattlesnake
Mackinac County
2022-08-11
Record 31551 voucher
Record #31551
Eastern Massasauga Rattlesnake
Genesee County
2022-07-25
Record 31298 voucher
Record #31298
Eastern Massasauga Rattlesnake
Washtenaw County
2022-06-15
Record 31297 voucher
Record #31297
Eastern Massasauga Rattlesnake
Washtenaw County
2022-06-15
Record 31202 voucher
Record #31202
Eastern Massasauga Rattlesnake
Van Buren County
2022-06-05
Record 31201 voucher
Record #31201
Eastern Massasauga Rattlesnake
Van Buren County
2022-06-05
Record 31200 voucher
Record #31200
Eastern Massasauga Rattlesnake
Van Buren County
2022-06-05
Record 30816 voucher
Record #30816
Eastern Massasauga Rattlesnake
Washtenaw County
2022-04-15
Record 30574 voucher
Record #30574
Eastern Massasauga Rattlesnake
Lenawee County
2021-10-29
Record 30383 voucher
Record #30383
Eastern Massasauga Rattlesnake
Montmorency County
2021-09-15
Record 30367 voucher
Record #30367
Eastern Massasauga Rattlesnake
Crawford County
2021-09-13
Record 30243 voucher
Record #30243
Eastern Massasauga Rattlesnake
Mackinac County
2021-08-29
Record 30108 voucher
Record #30108
Eastern Massasauga Rattlesnake
Mackinac County
2021-08-08
Record 30084 voucher
Record #30084
Eastern Massasauga Rattlesnake
Oakland County
2021-08-03
Record 29293 voucher
Record #29293
Eastern Massasauga Rattlesnake
Barry County
2021-05-18
Record 29212 voucher
Record #29212
Eastern Massasauga Rattlesnake
Washtenaw County
2021-05-06
Record 28648 voucher
Record #28648
Eastern Massasauga Rattlesnake
Oakland County
2021-01-24
Record 28611 voucher
Record #28611
Eastern Massasauga Rattlesnake
Oakland County
2021-01-24
Record 28610 voucher
Record #28610
Eastern Massasauga Rattlesnake
Oakland County
2021-01-24
Record 28609 voucher
Record #28609
Eastern Massasauga Rattlesnake
Oakland County
2021-01-24
Record 28606 voucher
Record #28606
Eastern Massasauga Rattlesnake
Oakland County
2021-01-24
Record 28437 voucher
Record #28437
Eastern Massasauga Rattlesnake
Kalamazoo County
2021-01-14
Record 28436 voucher
Record #28436
Eastern Massasauga Rattlesnake
Kalamazoo County
2021-01-14
Record 28434 voucher
Record #28434
Eastern Massasauga Rattlesnake
Oakland County
2021-01-14
Record 28432 voucher
Record #28432
Eastern Massasauga Rattlesnake
Washtenaw County
2021-01-14
Record 28431 voucher
Record #28431
Eastern Massasauga Rattlesnake
Hillsdale County
2021-01-14
Record 28429 voucher
Record #28429
Eastern Massasauga Rattlesnake
Washtenaw County
2021-01-14
Record 28428 voucher
Record #28428
Eastern Massasauga Rattlesnake
Livingston County
2021-01-14
Record 28424 voucher
Record #28424
Eastern Massasauga Rattlesnake
Oakland County
2021-01-14
Record 28422 voucher
Record #28422
Eastern Massasauga Rattlesnake
Washtenaw County
2021-01-14
Record 28421 voucher
Record #28421
Eastern Massasauga Rattlesnake
Livingston County
2021-01-14
Record 28418 voucher
Record #28418
Eastern Massasauga Rattlesnake
Washtenaw County
2021-01-14
Record 28411 voucher
Record #28411
Eastern Massasauga Rattlesnake
Kalamazoo County
2021-01-14