Author Archives: Hariana Chilstrom, Interpretation Supervisor

Ocean acidification and sea urchins

Posted on June 13, 2013 by Hariana Chilstrom, Interpretation Supervisor

Like many other invertebrates, sea urchins may be vulnerable to increasing acid levels in the ocean. The hard parts of urchins (such as the sea urchin in our photo) are made up of calcite, magnesium-rich calcium carbonate. Ocean acidification could more »

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Single-pilot submersible on display at the Seattle Aquarium

Posted on May 21, 2013 by Hariana Chilstrom, Interpretation Supervisor

Now through next Tuesday, May 28, the Aquarium is displaying a single-pilot submersible, the DeepWorker, in the hallway between the Crashing Waves and Life on the Edge exhibits. This completely self-contained vehicle has easy-to-use foot pedals and hand controls, two more »

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May 12: Mother's Day at the Seattle Aquarium

Posted on May 10, 2013 by Hariana Chilstrom, Interpretation Supervisor

Join us to celebrate moms and discover some of the secrets of our sea animal mothers. Seattle Aquarium member moms can get a free latte from our café at any point during the day, and we’ll also be offering a more »

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Plankton makes its presence known at the Seattle Aquarium

Posted on April 30, 2013 by Hariana Chilstrom, Interpretation Supervisor

We have been seeing high levels of plankton in our water lately. Many Aquarium exhibits were a bit cloudy last week from all the algae and other planktonic organisms that are becoming more numerous as the season progresses. Suspension-feeding animals, more »

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Inquiring minds want to know: what is a soft-shelled crab?

Posted on April 25, 2013 by Hariana Chilstrom, Interpretation Supervisor

This culinary term refers to any crab that has just molted its old exoskeleton and is still soft and flexible on the outside. The species most commonly sold as soft-shell crab in the U.S. is the blue crab, Callinectes sapidus, more »

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