Mystery Oil Sheen Discovered Off California Coast

July 30, 2015, 11:48 AM ET

An oil sheen showed up in the Pacific Ocean, leaving officials baffled as to what caused it.

The Santa Barbara County Fire Department responded to strong smells of gas just before 10 a.m. yesterday at Goleta Beach and quickly found a large sheen of what appeared to be oil in the ocean, captain David Zaniboni said.

Two kayakers came in from the water with their legs and kayaks covered in the film soon after the crews arrived.

The Coast Guard flew over the sheen in a helicopter yesterday afternoon and determined it covered two square miles, Coast Guard spokeswoman Andrea Anderson told ABC News today.

Read More: