How are marine mammal populations doing?

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  • Source:
    Mother Earth News. Jun/Jul94, Issue 144, p12. 1/8p. 1 Chart.
  • Additional Information
    • Subject Terms:
      MARINE mammals
    • Abstract:
      Offers statistics on populations of some sea mammals between 1850-1950 and late 1980s-present. Pacific gray whale (was 10,000), now 21,000; Antarctic fur seal (was near extinction), now 1,530,000; Blue whale (was 200,000), now 2,000; From `Vital Signs 1993,' by Lester R. Brown, Hal Cane and Ed Ayres.