Sentences with phrase «ecosystem research cruises»

By 1998, the population was estimated to have increased to 2,280 (95 % CL, 1,160 — 4,500), based on sighting surveys conducted under the auspices of the International Whaling Commission (IWC) during the International Decade of Cetacean Research and Southern Ocean Whale and Ecosystem research cruises (IDCR / SOWER)[5].