Across
- 2. biotic and abiotic factors
- 4. anything living
- 5. the sustainable farming of marine life.
- 7. reef underwater community found near the surface of tropical waters formed by skeletal deposits of corals
- 9. anything not living such
Down
- 1. animals able to move independently of ocean currents by swimming
- 3. free-floating, microscopic plants
- 4. any form of ocean life that live on the ocean floor
- 6. floating, microscopic animals.
- 8. The number and variety of species in an ecosystem