Oregon Field Guide

Season 22, Episode 13

Season 22 Episode 2213 | 28m 4s

Lamprey Decline - The numbers of eel-like lamprey suddenly plummet in the Columbia basin. Amphibian Egg Masses - Amphibians lay winter eggs and volunteer monitors will be getting their feet wet and cold! Mazama Archive - We take a fascinating look at Oregon's mountaineering lore with someone who knows it best.

Aired: 03/31/11

Rating: TV-G

Video has closed captioning.

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