News of the WeekEcology

Pacific Salmon Run Hot and Cold

Science  27 Oct 2000:
Vol. 290, Issue 5492, pp. 685-686
DOI: 10.1126/science.290.5492.685a

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Using a novel technique, described on page 795, paleoceanographers have been able to chart the abundance of sockeye salmon in the Bristol Bay and Kodiak Island regions of Alaska over the past 300 years--by far the most complete record yet. Through time, they found, sockeye populations have alternately soared and slipped, following natural climate variations--well before commercial fishers began throwing nets over the sides of boats.