The Great Barrier Reef
Wednesday 2nd May 2012
Facts about the Great Barrier Reef
- The Great Barrier reef is the worlds largest reef system.
- The Great Barrier Reef is made up of over 2,900 individual reefs.
- The Great Barrier Reef has over 900 islands stretching over 2,600kms
- The Great Barrier Reef can be seen from outer space.
- Tourism to the reef generates approximately $4-5 billion per year.
- 30 species of whales, dolphins and porpoises have been recorded in the Great Barrier Reef.
- Six species of sea turtle come to the reef to breed each year.
- 215 species of birds, including 22 species of seabird and 32 species of shore birds, visit the reef, nest or roost on the islands.
- 17 species of sea snake live on the Great Barrier Reef.
- More than 1,500 fish species live on the reef.
Human Impact on the Great Barrier Reef
- Overfishing can have a devastating effect on the ecosystem.
- Fish numbers drop and the food chain on the reef breaks down.
- There are heavy fines for people that break the law and overfish the Great Barrier Reef