MIDAlpha TitleTitleYearColor/BWRunning TimeFormatsAbstractTopics
4496BENEATH ALASKA TIDESBENEATH ALASKA TIDES1983color16 minvhs Surveys the inhabitants in the underwater world of southwestern Alaska. This underwater world is separated into four distinct zones: tidal zone, kelp forests, boulder fields and sand fields. It is, in other words, the inshore coastal ecosystem. It presents a surprising array of vegetable and animal life. (Includes 30 second promo at the beginning of the cassette)