"Smart Screens" Sonar-Actuated Bubble Screen Deterrent System Seattle-based sonar manufacturer, BioSonics, has joined forces with Canadianpond.ca, manufacturers of BubbleTubing products used for underwater deterrent systems, in a unique partnership to help protect nuclear and other power plants plagued by swarms of jellyfish known to appear suddenly and clog water intake screens. This combination of underwater technologies will provide plant managers with a complete "detect