Taking Stock in Diversity: Species with a Varied Population "Portfolio" Thrive

For at least 50 years Alaska's Bristol Bay has been one of the most valuable fisheries in the U.S. On average, fishermen net about 25 million sockeye salmon annually in the bay's chilly waters. In 2009 the catch was worth more than $120 million. [More] Alaska - Bristol Bay - United States - Sockeye salmon - Salmon

Read the whole article on Scientific American

More from Scientific American