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They re using sonar that is made by your company. it s a different kind. but can you show what s this mapping looks like when they get that image back? can we go inside and look at that so we get an idea. first of all, they re building a we ve already seen this mow the lawn pattern. that s what we ve been doing here today. we have a grid pattern here. the boat is over here. we ve been mowing along. and slowly building up a map of different things that are on the sea floor. this is what the mission planning they have done on the auv. but the data itself, this is what side-scan sonar data looks like. it s looking out from the sensor to the side. the sound goes through the water column, hits the sea floor and moves out. as it moves out, it s building up an image of what is on the sea floor. at the moment there is nothing particularly down there. but as things show up, we ll see an image. as they get that image, it s a slow process as they build up this map of what is doug down there ....

Al L , Way Down Deep , Sea Floor , Mission Planning , Building A , Grid Pattern , Lawn Pattern , Data Itself , Water Column ,