SEAFOOD.COM NEWS [ASCRIBE NEWS via COMTEX] - April 21, 2009 - SANTA BARBARA, Calif., A major shift in ocean policy is strongly urged by a team of scientists who are calling for comprehensive, national, ecosystem-based ocean zoning for the United States. Newly emerging data on the combined effects of multiple human stressors on marine ecosystems are now available to support this shift in policy, the scientists say. The work, published in the Spring 2009 issue of the journal Issues in Science and Technology, was conducted at the National Center for Ecological Analysis and Synthesis (NCEAS) at UC Santa Barbara, with support from The David and Lucile Packard Foundation. Despite increasing emphasis in recent legislation on the cumulative effects of human activities, 'the oceans are still largely managed one species, sector, or issue at a time,' says Carrie V. Kappel, the lead author. Some promising new initiatives do take an integrated approach, but these tend t