River Otters

One change would establish registration requirements and annual fees for commercially guided fishing boats: $600 for the first and $100 for the next four.

Otters are officially off the state’s list of protected animals. Gov. Mark Gordon signed a bill reclassifying the species into law on Feb. 24.

Researchers at the University of Wyoming have found that energy development is scaring off river otters in the Upper Green River Basin.Scientists counted…