A 36-year-old man slipped off the rocks into the water at Cape Arid close to the mouth of Thomas River, east of Esperance, about 2.20pm yesterday, police mentioned.
He was with a member of the family on the time and has not been seen since.
Emergency providers are right this moment scouring the coastal waters in and round Cape Arid for the person.
“A lot of assets together with vessels, jet-skis and air property are at the moment looking out the encompassing space, with SES helping on foot at close by seashores,” police mentioned.
“The search will stay ongoing all through the day.”