Blue Whale

~Animal of the Arctic~


  • Mammal (Ark)
  • Streamlined body longer than the head (Ark)
  • Grayish blue (Ark)
  • 30 meters or 98 feet long (Ark)
  • 170 tones or more in weight (Ark)
  • Largest known animal (Ark)
  • Spout (30 feet,biggest spout) (NG)
Photo: Unknown


  • Open ocean (Ark)
  • Along the edge of a continent (Ark)
  • Near polar ice (Ark)
  • Migrate toward equator (as winter approaches) (NG)
Photo: Steve Jurvetson

Food Chain

  • Carnivores (couldn't make their own food) (Redlist)
  • Krill (through the baleen plates) (Ark)
  • Pleated grooves in the throat expand during the feeding (Ark)
  • Swallow down the food (Ark)
  • Expelled the water through the baleen plates (Ark)
Photo: Kyle Strickland

Video: Arkive


  • Filtered krill through baleen plates (Ark)
  • About 300 to 400 black baleen plates on each sides (Ark)
  • Migration patterns of blue whale are highly diverse (Redlist)
  • Toward the equator when winter is approaching (NG)
Photo: Alan Moore

Endangerment and Critical Information

  • After 1900, whaling industry start focusing on blue whales (Ark)
  • The knowledge of exploding harpoon gun (Ark)
  • Ship strikes, noise, and chemical pollution are also harmful (Ark)
  • Banned in1966 (Ark)
  • There are only about 10,000 to 25,000 blue whales left (Ark)
  • Protect particular places, because of the human impact (Ark)
  • Protect the entire marine ecosystem (a very important part) (Ark)
Photo: Unknown