Is This Tuna-Bot the Future of US Harbor Security?Andrew Tarantola9/21/12 11:30amFiled to: monster machinesSecurityHomeland DefenseDhsBIOSwimmerBoston engineeringScienceMilitaryPortsOceanography18EditPromoteShare to KinjaToggle Conversation toolsGo to permalinkWhat's the difference between a tuna fish and an unmanned underwater vehicle? About a million years of purpose-built evolution. That's why the Department of Homeland Security is hoping to leverage Mother Nature's handiwork into a fleet of ichthyoid-inspired drones to defend our harbors.In the aftermath of 9/11, the newly-minted Department of Homeland Security took a close look at the state of the United States' borders and did not like what it saw. For the past decade, the DHS has strived to tighten security, especially among the massive volumes of cargo at our major sea ports. There were 6.5 million 20-foot shipping containers moved through the Port of Los Angeles, the busiest in America, in 2010 alone. The Port of Long Beach moved 6.26 million; the Port of New York, 5.29 million.