Abundance of Blue and Humpback Whales in the Eastern North Pacific Estimated by Capture-Recapture and Line-Transect Methods
We estimated humpback and blue whale abundance from 1991 to 1997 off the west coast of the U.S. and Mexico
We estimated humpback and blue whale abundance from 1991 to 1997 off the west coast of the U.S. and Mexico
Trends in cetacean density and distribution off southern California were assessed through visual line-transect surveys during thirty-seven California Cooperative Oceanic