sonar system and then it's just a processing problem to make it digestible by humans. this is made so that the human can visualize it. the data is really just a bunch of 1s and 0s that come back from the system. >> i'm going to ask you a completely uneducated question. when we all saw the movie "titanic. if t they could get pictures deep down in the ocean. do we have that kind of technology? >> absolutely but not on these types of vehicles. these vehicles are primarily designed to fly maybe 50 meters from the bottom of this particular survey that they're doing right now and then generate this kind of image. we are get closer to get pictures. what you saw with titanic is a row motorially operated vehicle. that vehicle is on a tether and it gets very close.