Marmion Lagoon Seagrass Survey Data Western Australia 1979-1998

This dataset contains seagrass distribution and density data from Marmion Lagoon, Perth, Western Australia. Every 6 months from 1979 until January 1998, two transects a north south and an east west (370 m and 330 m long) in 4 m of water were conducted. Any species or density changes along the transects were recorded.本数据集涵盖澳大利亚西澳大利亚州珀斯市马米恩潟湖（Marmion Lagoon）的海草分布与种群密度数据。1979年至1998年1月期间，每半年开展一次采样调查：在水深4米的水域布设两条样带，分别为南北走向（长370米）与东西走向（长330米），并记录沿样带出现的所有物种组成或密度变化情况。