Gray Whales (Eschrichtius robustus) cavort, including this one that was rolling around.
Thousands of krill (Thysanoessa spinifera) escape their doom and can be seen actually riding the back and side flanks of this Humpback Whale (Megaptera novaengliae).
Image 2 of 4 in a series:   a lunging Humpback Whale (Megaptera novaengliae) just below the surface attacks a large ball of krill (Thysanoessa spinifera).  Thousands of individual krill actually leap out of the water to escape their fate.
Gray Whales (Eschrichtius robustus) cavort, including this one that was rolling around.
Gray Whales (Eschrichtius robustus) cavort, including this one that was rolling around.
Gray Whales (Eschrichtius robustus) cavort, including this one that was rolling around.
See photo in original gallery.