Hawaiian Monk Seal

By L.M.


  • Classification: Mammal
  • Gray skin
  • White stomach
  • Adult males are 300-400 pounds and are 7ft long (Wikipedia)
  • Adult females are 400-600 pounds and are 8ft long (Wikipedia)
  • Gray hair
  • Communication: honking

Food Chain and Habitat

  • Carnivore
  • Diet: reef fish, squid, octopi, eel, crabs, shrimp and lobster
  • Hunt at 60-300 ft depths (MarineBio)
  • Hunt off shore (MarineBio)
  • Location: Hawaiian Islands
  • Continent: North America
  • Country: Hawaii
  • Terrain: Ocean
  • Climate: Tropical
  • Home: sleep on beaches or in underwater caves


  • Thought of as living fossils
  • Mostly nocturnal
  • large eyes that help them see underwater
  • 8 pairs of teeth on top and bottom
  • Fast swimmer
  • Don't migrate
  • Don't hibernate

Reasons for Endangerment

  • CR (Critically Endangered)
  • Natural threats: Tiger Sharks, habitat shrinking, reduce food source,
  • Human threats: entangled in fishing nets, if there are people on the beach the Monk seals will abandon them
  • Conservation: large colonies are checked on each year, flippers tagged, the Hawaiian Monk Seal was made the Hawaiian State Mammal
  • What you can do:
  • If you see a Hawaiian Monk seal give it space (NOAA PIFSC) you can also (symbolically) adopt a Hawaiian Monk Seal.