Tag: migration

The Infinitesimal Life Aboard Sea Turtles

July 15, 2020 By Sarah Keartes Hakai Magazine
Migrating sea turtles carry entire worlds on their backs—ones teeming with life forms small enough to fit between grains of sand. Life on such a scale is easy to overlook, but these miniature communities hold clues that could help protect the living islands they call home.

Tiny Plankton Drive Processes in the Ocean That Capture Twice as Much Carbon as Scientists Thought

May 21, 2020 By Ken Buesseler The Conversation
The ocean plays a major role in the global carbon cycle. The driving force comes from tiny plankton that produce organic carbon through photosynthesis, like plants on land. When plankton die or are consumed, a set of processes known as the biological carbon pump carries sinking particles of carbon from the surface to the deep ocean in a process known as marine snowfall. Naturalist and writer Rachel Carson called it the “most stupendous snowfall on Earth.”

Shark Makes Stunning 4,000-mile Trek Across Ocean—But Why?

May 8, 2020 By Mark Price Science X
A 10-foot tiger shark fitted with a satellite tracker has stunned researchers by proving the species is capable of crossing entire oceans.The nonprofit OCEARCH, which documented the trek, says the female shark named Sereia made a 4,000-mile transoceanic journey from Africa, across the Indian Ocean, to within 800 miles of Indonesia’s coast.