![](http://danhornbach.org/wp-content/uploads/2022/10/CottonwoodRiverSites.jpg)
![](http://danhornbach.org/wp-content/uploads/2022/10/CottonwoodRiverRichness.jpg)
![](http://danhornbach.org/wp-content/uploads/2022/10/CottonwoodRiverDensity.jpg)
Click on maps for larger PDF versions.
Mussel Species Collected in the Cottonwood River – 2015
A comparison of our 2015 data with that collected by the DNR in previous years can be found here.
![Environment and Natural Resources Trust Fund](http://danhornbach.org/wp-content/uploads/2022/10/ENRTFlogo.jpg)
Click on maps for larger PDF versions.
Mussel Species Collected in the Cottonwood River – 2015
A comparison of our 2015 data with that collected by the DNR in previous years can be found here.