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Sea Urchin Fishery vs. Northern Sea Lions, Balancing Rocks, Woodburn Peat Bog and Whale Tracking By Satellite.

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Oregon Field Guide

Sea Urchin Fishery/Northern Sea Lions

OPB | Feb. 1, 1991 7:30 p.m.

Biologists say sea urchin divers are having a big impact on the sea lions.

Oregon Field Guide

Balancing Rocks

OPB | Feb. 1, 1991 7:30 p.m.

Huge rocks balance on top of one another at a remote site near Madras.

Oregon Field Guide

Woodburn Peat Bog

OPB | Feb. 1, 1991 7:30 p.m.

A prehistoric marsh next to a high school could be the La Brea Tar Pits of Oregon.

Oregon Field Guide

Whale Tracking by Satellite

OPB | Feb. 1, 1991 7:30 p.m.

Satellite technology opens up huge new possibilities for tracking and studying whales.

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Oregon Field Guide, #2906

November 9, 8:30 p.m. [OPB TV]

All Season 2


Major Support Provided By:
William K. Blount Family
Carol and Velma Saling Foundation

Additional Support Provided By:
Coit Family Foundation
Kay Kitagawa and Andy Johnson-Laird
Christine and David Vernier
Greenfield/Hartline Habitat Conservation Fund of the Nature Conservancy.

Special thanks for support by:
The Roundhouse Foundation, Nonnie Cole, Barbara Emily Knudsen Charitable Foundation, Bonnie and Peter Reagan, Dr. Andrew McIvor and Dr. Maura Conlon McIvor