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why do lionfish have a huge effect on biodiversity in coral reefs?
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- What are the reasons fishing is so bad for the reef and any measures taken to reduce the impact of fishing?Why are coral reefs not found in the regions from west bengal to andhra pradesh but are found in tamil nadu and on the east coast of india?Sea stars prey on sea urchins in coral reef ecosystems and are known as a keystone species. What does this mean?