Test Results Show Familiar Parasite Killing Montana Fish
Wildlife staff found about 188 dead whitefish and two dead suckers during separate trips down the river.
parasite
Wyoming and Montana Test for Fish Parasite
On Aug. 19, FWP closed all recreation on the Yellowstone River and its tributaries from Gardiner to Laurel after staff counted more than 4,000 dead whitefish.
Montana Closes Yellowstone River Recreation; Park Not Affected
At this time, the National Park Service is not considering expanding the river closure inside Yellowstone National Park.