Sat bch rec marine camp ages 8 11

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Sat bch rec marine camp ages 8 11

  1. 1. The Sea Turtle Preservation Society presents Sea Turtles In Brevard County
  2. 2. Sea Turtles Are Reptiles • Cold Blooded – Obtain Heat from their Environment. • Breathe Air – Don’t have Gills. • Lay Eggs - on Land not in Ocean.
  3. 3. The 7 Sea Turtle Species •Olive Ridley – nests in Costa Rica •Flatback – nests in Australia •Loggerhead (threatened) •Kemp’s Ridley (endangered) •Hawksbill (endangered) •Green (endangered) •Leatherback (endangered)
  4. 4. Loggerhead •Adult Size - 32-41 in. (81-104 cm) •Adult Weight - 200-300 lbs (91-136 kg) •Diet - crustaceans & mollusks •Over 19000 nests in Brevard • Age at 1st reproduction: 28-33 yrs
  5. 5. Green •Adult Size - 38-42 inches long (81-107 cm) •Adult Weight - 250-350 pounds (113-159 Kg) •Diet - marine grasses & algae •Over 6000 nests in Brevard •Age at 1st reproduction: 27-30 yrs
  6. 6. Leatherback •Adult Size - 6-8 feet long (1.8-2.4 M) •Adult Weight - 700-1800 pounds (318-816 Kg) •Diet – jellyfish • Age at 1st reproduction: 9-15 yrs
  7. 7. Eggs are deposited in the egg chamber she has dug in the sand with her rear flippers.
  8. 8. Hatchlings emerge from the nest 55 to 70 days after eggs are laid.
  9. 9. Leatherback hatchlings emerging from the nest
  10. 10. Loggerhead hatchling Leatherback hatchling Green hatchling
  11. 11. Predators to Hatchlings Nesting turtle surrounded by Raccoons Ants Ghost crabs
  12. 12. Fish Birds Predators to Hatchlings
  13. 13. Storms cause high tides which can wash out nests and cause Beach Erosion Natural Threat to Hatchlings
  14. 14. Humans have brought them to the verge of extinction in just 50 years! Sea Turtles have been on Earth for over 150 million years
  15. 15. Sea Turtle Habitat Destruction Coastal Development
  16. 16. Beach Lighting Turtles need dark beaches Hatchlings go to brightest lights
  17. 17. Ocean Pollution Plastic Bag Ingestion
  18. 18. Balloons and Ribbons Fishing Lines Nets Looks like Jelly Fish
  19. 19. Commercial Fishing
  20. 20. • Loggerhead 87,634 • Green 9,548 • Leatherback 1,708 • Source Florida Fish and Wildlife Conservation Commission 2012 Nests – East Coast Florida
  21. 21. The End - We can make a Difference!

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