Fish kill documented in the Milk River and Rock Creek

HINSDALE — Fish, Wildlife and Parks fisheries biologists investigated a report of a fish kill on Rock Creek and the Milk River north of Hinsdale in Valley County.

According to the concerned landowner, who reported the kill to FWP July 13, “Lots and lots” of dead fish were observed in the Milk River around the confluence with Rock Creek.

Upon investigation, biologists first observed dead fish downstream of the confluence of the Milk River and Rock Creek. Further searching found dead fish 9.5 miles from the mouth of Rock Creek up to the Rock Creek Dam, although the full upstream extent was not d...