例如，海星捕食各种双壳类软体动物，防止这些双壳类动物独占海底的栖息地。
For example, sea stars prey on a variety of bivalve mollusks and prevent these bivalves from monopolizing habitats on the sea floor.
调查期间采到的软体动物已鉴定52种，其中腹足类45种，双壳类7种。
Among 52 species of mollusca identified, 45 were gastropods, 7 were bivalves.
就越南沿海双壳纲软体动物分类区系而论，应属印度—西太平洋区的印尼—马来亚区。
Considering classification of Bivalvia fauna of Vietnam coast, the fauna should belong to the Indo-Malayan subregion under the Indo-west Pacific region.
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