Sunday, April 26, 2015

Cities beneath the sea

cities beneath the sea

Coral polyps are one of the most beautiful creatures under the sea. Trillions of coral polyps have built structures called reefs. also limestones are important, it has been used in the construction of countless, castles, and banks, and crushed limestone is a major ingredient of cement. there are many people damage the cities beneath the sea by fishing illegal. many fisherman use blast fishing or liquid cyanid to kill as many fish as possible. fishing illegal kill the environment, ecosystem, and coral polyps.

One important sequence is about illegal fishing. First of all, people can get a lot of money for these special fish that live in the coral reefs. Therefore, people use illegal fishing, like blast fishing, to catch fish. Thirdly, the methods destroy the coral reefs, and lastly the ocean life is damaged.

Polyps are actually in a different category than fish, although they are both in the oceans. Polyps are in the phylum Cnidaria, and fish are in the phylum Chordata.

Finally, polyps are beautiful creatures of the sea, and with human conservation, they can continue to survive.

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