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Topics: Biotic component, Plant, Algae Pages: 3 (433 words) Published: June 17, 2013
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1) Our first hand investigation of our local ecosystem is at the Mangroves at Point Frederick on Caroline Bay on the edge of St Edwards Catholic Collage.

2)
PLANTS
• Casuarina Tress
• Sea Grass
• New Zealand Spinach
• Grey Gum Mangrove

ANIMALS
• Oysters
• Mud Whelks
• Crabs
• Toadfish
• Leaches
• Crustaceans
• Ibis
• Sand Hoppers
• Fry (small fish)
• Seagulls
• Pelicans
• Sea Snail
• Shellfish
• Small Prawns

DECOMPOSERS
• Fungi
• Algae

3) Estimated Population + Average count x Study area
Per quadrat Quadrat area

64/7 = 9.142857143
Study Area = 52 x 96
= 4992

Estimated Population= 9.142857143 x 4992
1 = 45641 plants in area

The plant species I am estimating are Mangrove Saplings and Crab Holes.

|Number of Quadrats |Number of Mangrove Saplings |Number of Crab Holes | |1 |3 |0 | |2 |2 |3 | |3 |2 |2 | |4 |18 |2 | |5 |36...
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