as you see, it's everywhere. >> reporter: you can see the oil at night. oil particles glow on the sand and in the water. >> there is a little line of oily sand right there at the end of the wave run-up. and when this dries, in the morning the wind will pick it up and move it. >> reporter: across the beach and everything that lives there. so this is a ghost crab hole, right? >> right. >> reporter: and particles of orange oil has ended up all of the way down this crab's hole just because he was digging his home? >> right. >> reporter: even at over 100 feet from the water, rip thinks there might be a low are layer of oil. so we dig a little deeper. >> this is amazing. >> reporter: it's like you said, like stratified layers in the grand canyon.