Facts about Dall Porpoise

1. 07

   Social groups of Dall Porpoises typically consist of 2 to 12 individuals, though aggregations of up to 1,000 have been observed during feeding events in rich fishing grounds.

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2. 06

   Adult Dall Porpoises typically weigh between 130 and 200 pounds, with males generally larger than females of the same age.

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3. 05

   Distinctive white and black coloring on adult Dall Porpoises creates a striking two-tone pattern that helps researchers identify individuals in the North Pacific.

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4. 04

   Dall Porpoises consume approximately 3.5 to 4 percent of their body weight daily in fish and squid, primarily feeding on lanternfish and herring.

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5. 03

   Breeding season for Dall Porpoises occurs in June and July, with calves born after a gestation period of approximately 11.4 months.

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6. 02

   Dall Porpoises inhabit the North Pacific Ocean between approximately 42°N and 62°N latitude, making them the most northerly porpoise species.

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7. 01

   The Dall Porpoise reaches speeds up to 34 miles per hour, making it one of the fastest cetaceans in the world.

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