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Unformatted text preview: community before human impact. There has been a lot of coral mortality in the Great Barrier Reef since the 1960s due to outbreaks of a sea star that feeds on the coral. One explanation for the sea star outbreak is that species that eat the infant stages of this sea star species have been overfished. With this decrease in predators, these sea stars have proliferated and therefore caused the mortality of the coral. 3. What is meant by synergistic effects is that the whole effect is much greater than the sum of the individual effects alone. The results of these effects are catastrophic and can mean the end of an ecosystem. Some of these results are: nutrient loading and eutrophication, hypoxia, disease, storms, and climate change....
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- Winter '10