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Creature Feature: Who is the largest tern flying over the San Francisco Bay? And where can you find

  • Sep 11, 2017
  • 1 min read

A migratory bird to the San Francisco Bay area, the Caspian tern, has a worldwide range and is also the world’s largest tern. It is easily identified by its large coral beak and its size – which is as large as a big gull. This gull-like tern has a white body and a black cap.

Its genus name hudros means "water" in Ancient Greek, and progne means "swallow" in Latin. While its English name refers to the Caspian Sea.

Learn more about the Caspian tern in this week's Creature Feature (below).

The above picture showing Caspain terns is from the Crossley ID Guide Britain and Ireland.

Denise Mohsenin serves as the link between Marine Science Institute and the education community. She enjoys helping schools and teachers bring marine science and environmental literacy to their students. Her current favorite fish for teaching is the starry flounder. Ask her why at denise@sfbaymsi.org.

12 Comments


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a day ago

Just visited the Marine Science Institute page – inspiring work for Bay Area ecosystems! Love how they combine education and conservation. Speaking of creating engaging content, I’ve found that using a gradient generator really helps make educational materials visually appealing.

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times
May 10

What a fascinating read about the Caspian tern — the **world’s largest tern** gracing San Francisco Bay! Its striking black cap and bright coral beak make it such a distinctive and beautiful seabird. Great creature feature highlighting amazing local wildlife! --times

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James Okafor
May 02

I never realized the Caspian tern was so massive compared to other species around the Bay—it’s impressive to picture them diving for fish near the wetlands. Reading about their migration patterns made me think about designing a script-style font inspired by those sweeping flight movements. cursive font generator

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Chris Nakamura
May 01

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May 01

For anyone balancing work and college, a tool that actually helped was weighted gpa calculator

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