Giardia, Hiking and You
View Related Episode: New Hatchery, Smith & Bybee Lakes, Giardia/hiking and you, Crater Lake in Winter
Beavers and other animals can contaminate even the most pristine-looking streams and lakes with giardia. This parasite can cause weeks or months of intestinal pain, diarrhea and weakness, so hikers and campers should always filter or boil their water.
First Broadcast: 1998
Producer: Jim Newman
Appeared in episode: New Hatchery, Smith & Bybee Lakes, Giardia/hiking and you, Crater Lake in Winter

