Gray Whale Annual Cycle Gray Whale Home Page Journey North Home Gray Whale Annual Cycle

January February March April May June
July August September October November December
Tourists watch baby gray whale in San Ignacio Lagoon.
Caroline Armon, Baja EcoTours

February
During February, southern and northern migrations coincide along the Pacific Coast. By mid-month, northbound whales begin to outnumber southbound whales. This eagerly awaited migration event is called the turnaround period.

Peak Numbers
Meanwhile, whales in the nursery lagoons of Mexico reach peak numbers. Mothers are giving birth and nursing their calves. Whale watchers who visit the lagoons are enchanted by the babies
.

Daily Counts
From February to May, two research teams share data from the California coast as northbound whales pass.


Facts and Photos

Gray Whale Migration Map
Migration Route Map