SAN DIEGO, Calif. (FOX 5/KUSI) -- The biggest supermoon of the year shone above San Diego County on Wednesday, causing the return of King Tides through Friday.

"A King Tide is a non-scientific term people often use to describe exceptionally high tides," the National Oceanic and Atmospheric Administration's (NOAA) website says. "Tides are long-period waves that roll around the planet as the ocean is 'pulled' back and forth by the gravitational pull of the moon and the sun as these bodies interact with the Earth in their monthly and yearly orbits."

King Tides also result in exceptionally low tides, which create ideal tide pooling conditions. San Diegans reported and posted clear sightings of several creatures in local tide pools during negative tides on Wednesday, including octopi in La Jo

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