Dead whale washes up on Angel Island State Park in San Francisco

ANGEL ISLAND, Calif. (KGO) -- A team from the Marine Mammal Center in Sausalito was on Angel Island Wednesday afternoon, dissecting a dead whale.

Sky7 was above the scene just as the necropsy was about to begin.

RELATED: Drone video shows humpback whale creating its own rainbow

A drone captured video of a humpback whale as a rainbow emerged while it was spraying from its blowhole off the coast of La Jolla in San Diego last Wednesday.

The whale is on a remote landing beach on the south side of the island, facing Alcatraz.

The team is trying to determine the age, sex, and cause of the death of the whale.

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