Abiotic factor + limiting effect

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6 Terms

1
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water depth

light only penetrates to relatively shallow depths, so only grows here.

light won’t reach deeper depths so zooxanthellae won’t grow there

2
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Water temperature

corals only survive in a narrow range of water temperature.(20-28°) warmer water leads to stressed coral

3
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salinity

needs correct amount of salt

4
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water clarity

water needs to be clear for light to pass through it.

5
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water pH

pH of 8. increased co2 absorbed into water, lowers pH—> detrimental to coral growth. as less calcium carbonate available for coral to use when building coral reefs.

6
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