AdvertisementConditions Allow For More Sustainable-Labeled Seafood08:31Download AudioResumeFebruary 12, 2013Daniel ZwerdlingMargot WilliamsfacebookEmailA sockeye salmon that was caught from the research vessel Miss Delta off the coast of Vancouver is examined. The MSC has certified the fish as "sustainable" even though there is concern from scientists and environmentalists. (Brett Beadle for NPR)