This key is intended to streamline review of projects for potential effects to Federally listed threatened and endangered (TE) species and designated critical habitat (CH).
Memo from the USFWS to Industrial Economics on the incremental effects for the economic analysis for the proposed rule to designate critical habitat for salamander mussel.
Freshwater mussels are an important component of the biodiversity of Michigan’s aquatic ecosystems. They have a unique ecological role in both rivers and lakes and are valuable indicators of ecosystem integrity and function (Adkinson et al. 2013). Mussels are of significant value to the health...