Associated Press
Migrating humpback whales have been swimming into San Francisco Bay in unprecedented numbers during the past two weeks — an onslaught that experts say could be caused by an unusual concentration of anchovies near shore.
As many as four humpbacks at a time have been spotted flapping their tails and breaching in bay waters, apparently feeding on the anchovies and other schooling fish during incoming tides, the San Francisco Chronicle reported Thursday.
It’s normal for gray whales to wander into the bay, but humpbacks generally feed farther offshore and are not accustomed to navigating shallow water and narrow straits such as those in San Francisco Bay, the newspaper reported.
Read more at: Unusual number of whales seen in San Francisco Bay – SFGate