kaisiser permanenente. for all ththat is you.u. >>> in oakland, people who live on boats at the port figured they would be safe from crime until they got an unfortunate visit from pirates. >> reporter: considering all the problems oakland is facing, now there's one more, pirates. no kidding. those who live along the estuary say there is nothing safe about living on the water. >> it's every week. every week, something's missing something from their boat or their dinghy or out board motor or car. >> reporter: the twist is the thieves are coming by the way of the water, operating small boats, usually at night to steal from the large vessels tied up at the dock. john's apartment overlooks the jack london square marina. >> for the first time i saw a high-speed chase on the water with a police boat pulling over a regular or another boat that was speeding away. >> reporter: jamie camacho was salvaging teak wood from old ships and said he noticed more small boats around the homeless camp at union lake park. >> you