River Snorkeling

You might think that snorkeling is just for coral reefs, but Keith Williams knows that we can see amazing wildlife when we snorkel in the rivers and streams near our homes! Get to know candy darters, salmon, and other interesting freshwater creatures.
Guest: Keith Williams, author of "Snorkeling Rivers and Streams: An Aquatic Guide to Underwater Discovery and Adventure" and guide at Freshwater Journeys