Link back to Home.
Home  |   Air  |   Water  |   Land  |   Permits  |   Online Services   |   Contact Us  |  State Parks

Main content begins below.

The PDF documents below list rare species known to occur within watersheds as mapped by the US Geologic Survey (USGS). 

Rare species by USGS HUC-8 watershed are arranged by HUC-8 watershed name.

Rare species by USGS HUC-12 watershed are arranged in order of ascending USGS 12-Digit Hydrologic Unit Code (HUC). 

Rare Species by HUC-8 Watershed (.pdf format)

Rare Species by HUC-12 Watershed (.pdf format)

Silas Mathes
Data Manager, Heritage Program
(615) 532-0440