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Marine
Reserve: Recreational Fishing Review」
캐나다 해양수산부, 1997, 「An Approach to the Establishment and Management of Marine
Protected Areas: under the Ocean Act」)
IUCN, 1996, "Wetlands Programme Newsletter", No.13 갯벌의 정의
조석의 역할
갯벌의 수질
갯벌의 역할
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fish, the dominant individual in a group becomes female while the other ones are male, and bluehead wrasses (Thalassoma bifasciatum) are the reverse. In the marine worm (Bonellia viridis), larvae become males if they make physical contact with a female, and females if they end up on the bare sea flo
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