Balaenoptera borealis

Stats:

• Weight: 44,000 - 66,000 lbs (20 - 30 tons)
• Length: 39.5 - 52.5 ft (12 - 16 m)
• Diet: Small schooling fish, krill and
  other plankton, and squid
• Status: Endangered

Distribution:

Species Fact:

Sei whales are considered the fastest swimming cetaceans, reaching top speeds of 34.5 mph (55.5 km/hr).