Tony Wu / Humpback whales (Megaptera novaeangliae) bubble net feeding with mouths open at surface, example of cooperative hunting, Chatham Strait, Alaska, USA July
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Kevin Schafer / Humpback Whale (Megaptera novaeangliae) group feeding, Chatham Strait, Alaska
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Tony Wu / North Pacific hemisphere humpback whale calf (Megaptera novaeangliae kuzira) breaching on a sunny day in the calm waters of Chatham Strait, Alaska, USA, July.
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Tony Wu / Eastern Steller's sea-lion (Eumetopias jubatus ssp. monteriensis) juvenile, perched on a buoy. Chatham Strait, near Juneau, Alaska.
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Tony Wu / Humpback whales (Megaptera novaeangliae) bubble-net feeding, in front of a dinghy with tourists. Chatham Strait, Alaska, USA.
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Tony Wu / Humpback whale (Megaptera novaeangliae) calf breaching (mother was nearby bubblenet feeding) Chatham Strait, Alaska, USA, July
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Tony Wu / Humpback whale (Megaptera novaeangliae) calf breaching (mother was nearby bubblenet feeding) Chatham Strait, Alaska, USA, July
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Tony Wu / Humpback whale (Megaptera novaeangliae) calf breaching and playing while its mother engaged in bubble-net feeding with a social foraging group of whale nearby, Chatham Strait, Alaska, USA July
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Tony Wu / Humpback whale (Megaptera novaeangliae) juvenile playing by raising and slapping its pectoral fin, with snow-capped mountains visible in the background, Chatham Strait, Alaska, USA July
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whale (Megaptera novangliaea) engaged in bubble net feeding, note the injury to dorsal fin possibly from boat propeller, Chatham Strait, Alaska, USA July, .
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding, with boat of tourists watching, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Boat with tourists watching Humpback whale (Megaptera novangliaea) pod engaged in social foraging, herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) pod engaged in social foraging by herding herring and other fish with bubble net feeding technique, Chatham Strait, Alaska, USA July.
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Tony Wu / Humpback whales (Megaptera novangliaea) large pod surfacing and breathing together in between periods of cooperative bubblenet feeding, the whales typically rest like this after each successful hunt....
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Kevin Schafer / Humpback Whale (Megaptera novaeangliae) emerging to swallow prey as the final step for bubble-net feeding, Chatham Strait, Alaska
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Kevin Schafer / Humpback Whale (Megaptera novaeangliae) group bubble net feeding, Chatham Strait, Alaska