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• Jellyfish are invertebrates found in oceans and in some cases fresh water. There are over 200 known species of jellyfish on the planet.Redjellyfish.com: Jellyfish

• Fast Facts

  1. Phylum: Cnidaria
  2. Class: Scyphozoa
  3. Over 200 species
  4. Jellyfish are not fish
  5. Live in groups called bondamines
  6. Most live in shallow coastal watersRedjellyfish.com: Jellyfish
  7. Made of 95% water
  8. Have been on the planet for over 650 million years
  9. Related to corals, sea anemones, and the Portuguese man-of-warBuzzle.com: Jellyfish: Curious creatures of the sea

• Body

  The body of a jellyfish consists of an outer covering known as the epidermis, the inner lining, which produces jelly, is called the gastrodermis. Jellyfish do not have a brain, heart, blood or bones. The gastro vascular cavity functions as a mouth and anus. Their tentacles contain stingers that release venom.Buzzle.com: Jellyfish: Curious creatures of the sea

• Jellyfish Stings

  Jellyfish stings should be treated immediately. Symptoms include an intense, stinging pain, itching, rash and raised welts. In severe cases coma or death may occur.eMedicineHealth: Jellyfish Stings

  Jellyfish sting as a way to protect themselves from predators.Buzzle.com: Jellyfish: Curious creatures of the sea

• Treatment

  • Assess pain
  • Rinse stingers off with salt waterMarine-Medic.com: First Aid
  • Douse any adherent tentacles with salt water or vinegarMarine-Medic.com: First Aid>
  • Apply a cold wrap or ice for 10-20 minutesMarine-Medic.com: First Aid
  • Call for medical aid or ambulanceMarine-Medic.com: First Aid

• Related Mahalo Pages

  Coral Reef | Oceans | Arctic Ocean | Pacific Ocean | Atlantic Ocean | Southern Ocean | Portuguese Man-of-War

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