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Gray Whale Condition and Calf Production

We estimate the number of gray whale calves born each year and assess the whale body condition during their northward migration in the spring. These surveys are essential to tracking the status of the eastern North Pacific gray whale population.

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NOAA Ship Bell M. Shimada during 2010 Pacific Hake Inter-Vessel Calibration off Eureka, CA NOAA Ship Bell M. Shimada during 2010 Pacific Hake Inter-Vessel Calibration off Eureka, California. Credit: NOAA
 Southern Resident killer whales encountered during NOAA's PODs (Pacific Orcinus Distribution Survey) in October 2021 Southern Resident killer whales encountered during NOAA's PODs (Pacific Orcinus Distribution Survey) in October 2021 near the west end of the Strait of Juan de Fuca. Credit: NOAA Fisheries