01_problem_set_1

01_problem_set_1 - SeaAnemones Algae Spotted Damselfish...

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Data sets for Rarotonga and Aitutaki Surveys of Organisms in Lagoons in 1980 and 2004 1980 Data 2004 Data 95% CI (+/-) for Rarotonga Aitutaki Rarotonga Aitutaki each sampling date Surgeonfish (herbivores) 250 360 20 390 32 Coral Trout (predators of adult fishes) 120 170.0 4.0 40.0 21 Spotted Damselfish (eats zooplankton) 520 910 19 257 47 Yellow Damselfish (eats zooplankton) 32 36 90 80 15 Mounding Corals 19.5 14.5 18.0 15.9 3.5 Coarse-branching Corals 2.8 3.2 0.7 2.4 0.5 Fine-branching Corals 2.2 2.5 0.30 3.2 0.9 Sea Anemones 1.0 1.8 0.5 0.9 0.1 Algae 1.7 0.8 5.5 0.4 0.8 1980 Data 2004 Data 95% CI (+/-) for Rarotonga Aitutaki Rarotonga Aitutaki each sampling date Fish Microhabitat Surgeonfish Mounding Coral 0 0 0 0 0 Corase-branching Coral 0 0 0 0 0 Fine-branching Coral 19.5 27 33 25.5 10 SeaAnemones 0 0 0 0 0 Algae 0 0 0 0 0 Coral Trout Mounding Coral 0 0 0 0 0 Corase-branching Coral 10.5 10.5 1.5 7.5 2.5 Fine-branching Coral
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Unformatted text preview: SeaAnemones Algae Spotted Damselfish Mounding Coral Corase-branching Coral Fine-branching Coral SeaAnemones 15 10 10 8.75 5 Algae Yellow Damselfish Mounding Coral 23.1 11 47.3 20.9 4 Corase-branching Coral Fine-branching Coral SeaAnemones Algae I. Mean density of Adult Organisms (+/- 95% Confidence Intervals) Adult Fish: number per 100 m 2 of reef Other Organisms: amount of bottom covered (m 2 ) per 100 m 2 of reef area II. Mean Number of Newly Recuited (young) Fish per 1 m 2 of Microhabitat (+/- 95% Confidence Intervals)...
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