Blue whale population rebounds after whaling ban
- The population of blue whales in the Eastern Pacific has recovered to 97 percent of historic levels after whaling was banned more than 40 years ago.
- Researchers from the University of Washington used whale songs to estimate the current population in the Eastern Pacific — one of two Pacific populations — at 2,200 individuals.
- The authors warn that an increase in ship traffic could present a risk to California blue whales.
More: California blue whales recover to historical levels