Whale-watching guidelines for vessel and aircraft operators
By: [adapted by Donald E. Giles].
Contributors: Oregon State University. Extension Service.
Series: SG / Oregon State University Extension Service -- 75.; Sea grant (Corvallis, Or.) -- 75.
Publisher: Oregon State University Extension Service
Published: 1983
Place of publication: Corvallis, Or
Language: eng
Subjects: Whales -- Law and legislation -- North Pacific Ocean.; Whale watching -- Law and legislation -- North Pacific Ocean.
Notes: Title from cover.

"June 1983."

"... adapted ... from a 1980 National Marine Fisheries Service publication, The California Gray Whale"--P.[4]