Red River Mudpuppy - Necturus louisianensis

Necturus louisianensis

*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: No subspecies recognized.


Similar Species: 

Species Range: 

Louisiana Range:  Parts of central and northern Louisiana.


Natural History: 

Best Time and Place to Observe:

Global Conservation Status:  Red River Mudpuppies are not directly assessed by the IUCN. However, they have assessed the Mudpuppy, which this species previously was placed, and they have a relatively wide distribution in the eastern North America, a presumed large population, and tolerate a degree of habitat modification, and thus, are listed as Least Concern by the IUCN Red List. Their NatureServe Global Conservation Status Rank is G5 (Secure). Specific listings for the Red River Mudpuppy as a distinct species are lacking.

Federal Conservation Status:  None

Louisiana Conservation Status:  Red River Mudpuppies have a ranking of S3 (rare and local throughout the state – 21-100 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 have found many individuals of this species from four different sites in central Louisiana in early 2017.

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