ANTARCTICAJASE

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Across
  1. 4. Type of flightless aquatic bird
  2. 8. Largest member of the oceanic dolphin family
  3. 9. largest of the toothed whales
  4. 12. Most southerly of the 5 major circles of latitude
  5. 13. Has a permanent lava lake
  6. 14. Has a thick layer of blubber
  7. 15. The third largest ice shelf in Antarctica
Down
  1. 1. Largest and most central research station
  2. 2. Ice shelf bordering the Weddell Sea
  3. 3. Northern research station
  4. 5. Subglacial mountain range in East Antarctica
  5. 6. Deep bay of the Southern ocean
  6. 7. Horseshoe shaped island with a flooded crater
  7. 10. The only place where all lines of longitude converge
  8. 11. Largest ice shelf in Antarctica