Pygmy Rattlesnake - Sistrurus miliarius

Pygmy Rattlesnake

*The colored areas of the map above represent parishes with currently known records for the given species
 (Source: Jeff Boundy, LA Dept. of Wildlife and Fisheries). By no means does it represent the full range of the species in the state, nor does it necessarily mean that a species can be found throughout the parish with the record. This is provided as a guide to where you might be able to find these species in the state and to aid in identification. A descriptive explanation of the range of each species can be found in the text below.


Other Common Names: 

Subspecies: Only the Western Pygmy Rattlesnake, Sistrurus miliarius streckeri, occurs within Louisiana.

Description: 

Similar Species: 

Species Range: 

Louisiana Range:  Statewide, but uncommon in southwest Louisiana and the Mississippi River floodplain above New Orleans.

Habitat:

Natural History: 

Best Time and Place to Observe:

Global Conservation Status:  Pygmy Rattlesnakes are listed as Least Concern by the IUCN Red List. Their NatureServe Global Conservation Status Rank is G5 (Secure).

Federal Conservation Status:  None

Louisiana Conservation Status:  Pygmy Rattlesnakes have a ranking of S2 (imperiled because of rarity – 6-20 known extant populations) in Louisiana.

*** If you live in the range of this species in Louisiana and believe you may have observed this species please let me know (take a picture if possible), as there may be more unknown populations in the state.***

Author's Remarks: I observed this species for the first and only time in Louisiana in the summer of 2015 in St. Tammany Parish. The only other I have ever found was in the Apalachicola National Forest in Florida in 2006.

All images on site are sole property of B.M. Glorioso. To use any images on this site please contact me at:  gloriosob429@gmail.com © 2016