Transcript for 'Very Rare' 15-Foot Oarfish Emerges on California Shores
It's fifty feet of sea serpent sushi paint the praising and though no one is looking beat this thing scientists like any McCauley are definitely feasting on the discovery of this. Or finish. Which isn't just rare it's very rare McCauley is the founder of the educational nonprofit mountain and see adventures. When she heard and or fish washed up on Catalina Monday morning she rushed over to see it. I've lived on the island for over twenty years and then. I'm on the water all the time doing research and teaching that the kids. And I've never seen McCauley puts this one around fifteen feet but since they've been known to reach more than fifty feet long it take a look at what these guys really look like. When you're along. It's rare video because or fish usually spend their time deep below the surface. Really decent there usually found between 600 and they say up to about 3000 thing do. Which is why you won't find them swimming around any aquariums. So you can check out this fourteen footer preserved at the natural history museum of LA county. Lockhart potty or fish has a rich history back in the old days sailors used to think they were sea serpents and these days there are plenty people who think. Or fish can predict. Yeah. Earthquakes. In Japan they really believed whenever there's going to be and earthquake this seismic activity possibly going on down in the deep. Which caused him to come to the surface. Of course McCauley says there's little science supporting that theory but do note this or fish finding comes shortly after the rock's new movie. You're theaters across the country. Okay its history but that's what our fish. Are known for. Robin Hayes reporting for ABC news.
This transcript has been automatically generated and may not be 100% accurate.