HALF MOON BAY (KPIX/CBS SF) – San Mateo County officials issued an alert after a great white shark sighting near Half Moon Bay was reported, on Saturday.

The Harbor Master received the report at about 1:15 p.m..

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The shark was spotted about ¼ mile south of Pillar Point Harbor, according to the San Mateo County Sheriff’s Office.

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Anyone entering the water is advised to use caution.

No other details were available.

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In July, officials released an aerial photo of a great white shark sighting off the San Mateo County coast.