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1948 Alaska Fur Seal Herd Studies

June 28, 1948

This report describes briefly the activities under Project 80 in 1948. Generally speaking, the biologists 1. photographed the seal beaches from the air, 2. counted dead seal pups, 3. studies the human error in measuring seals on the killing field, 4. tagged 19, 532 seal pups, 5. studied the growth rate of seals of known age, 6. collected liver samples for the vitamin A analysis, 7. counted seals at the sea during the fall migration, 8. made a critical study of the present method of computing the seal population, and 9. engaged in research of lesser importance.