Tropical, tube-shaped animals called pyrosomes, known as "fire bodies,"; appear by the millions off the Pacific Northwest and Alaska. No one knows why.

9-18-14 High surface water temperatures - Bering Sea

Pyrosomes were first seen on the Oregon coast in 2014 and every year since. Recently they have been reported in Washington, BC and Alaska. These weird organisms that resemble large pink thimbles, could signal really big changes in the marine ecosystem.

Red-colored seawater in boat harbor.

7-11-13 Red phytoplankton bloom - Jakolof Bay, Alaska, USA