Efforts to reintroduce fish raise a debate over whirling disease

By Kate Ramsayer / The Bulletin
November 7, 2009

The salmon and steelhead that fisheries biologists are trying to bring back to the Upper Deschutes could bring an unwelcome hitchhiker with them — the parasite that causes the fatal whirling disease in fish.

But scientists don’t know whether enough of the parasite would build up to cause the....

Read complete article