Creature Feature: Corethron

by Gregg Langlois Corethron is a single-celled marine diatom, a group of photosynthetic algae considered to be the most ecologically-important organisms on the planet. Diatoms account for approximately 50% of the oxygen we breath and play a significant role in the capture and storage of carbon. Diatoms live in glass…

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Creature Feature: The Black Oystercatcher

by Sasha Greenawalt and Janet Pelinka If you are startled by a loud, penetrating whistle while tidepooling, direct your attention to where the surf makes contact with the exposed rocks and you will be rewarded by the striking presence of a large black bird sporting a bright orange beak— the…

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Creature Feature: Velella velella, By-the-Wind Sailors

The Blue Beaches of Spring by Debbie Rogers One of the most astounding and beautiful sights at the tide pools is a sometimes ankle- deep blanket of blue brought by the westerly winds in late spring or early summer. This glossy, iridescent blue cover may envelop the entire beach area…

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