PACIFICA (KPIX 5) — Hundreds of jellyfish have washed up onto the shore of a popular Peninsula beach.

Beachgoers at Pacifica’s Linda Mar Beach discovered the moon jellies scattered all over the sand over the Memorial Day weekend.

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Most of them have dried out since then. Some beachgoers say they’ve seen more jellyfish in the water recently.

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“It’s strange but a little scary,” said local surfer Ari Simon. “Touched a bunch of them. Doesn’t seem to bother me.”

In 2014, thousands of jellyfish-like creatures, commonly known as by-the-wind sailors, blew onto Pacifica beaches.

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Jellyfish have also washed up on San Francisco’s Ocean Beach in 2010 and 2004. A National Park Service spokesman said the 2010 incident was likely due to a combination of a large swell and an increase in the species’ population in the area.