Bathymetry grid of southern part of Jervis Bay survey area (south 3)
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Geoscience Australia carried out marine surveys in Jervis Bay (NSW) in 2007, 2008 and 2009 (GA303, GA305, GA309, GA312) to map seabed bathymetry and characterise benthic environments through colocated sampling of surface sediments (for textural and biogeochemical analysis) and infauna, observation of benthic habitats using underwater towed video and stills photography, and measurement of ocean tides and wavegenerated currents. Data and samples were acquired using the Defence Science and Technology Organisation (DSTO) Research Vessel Kimbla. Bathymetric mapping, sampling and tide/wave measurement were concentrated in a 3x5 km survey grid (named Darling Road Grid, DRG) within the southern part of the Jervis Bay, incorporating the bay entrance. Additional sampling and stills photography plus bathymetric mapping along transits was undertaken at representative habitat types outside the DRG. jb_s3 is an ArcINFO grid of southern part of Jervis Bay survey area (south3 is part of Darling RD grid) produced from the processed EM3002 bathymetry data using the CARIS HIPS and SIPS software. This dataset is a contribution to the CERF Marine Biodiversity Hub.
澳大利亚地质科学局(Geoscience Australia)于2007年、2008年及2009年在新南威尔士州(NSW)杰维斯湾开展了编号为GA303、GA305、GA309、GA312的海洋调查,旨在绘制海底水深地形(seabed bathymetry)图,并通过同步采集表层沉积物(用于纹理与生物地球化学分析)、底内动物(infauna),采用水下拖曳视频与静态摄影技术观测底栖生境(benthic habitats),以及测量海洋潮汐与波浪驱动海流,以表征底栖环境特征。本次调查的数据与样品采集工作依托国防科学技术组织(Defence Science and Technology Organisation, DSTO)的“Kimbla”号研究船完成。
水深测绘、采样及潮汐/波浪测量工作主要集中于杰维斯湾南部一块3×5千米的调查网格(命名为达令路网格(Darling Road Grid, DRG)),该区域覆盖海湾入口。此外,调查团队还在达令路网格之外的典型生境类型区域开展了补充采样、静态摄影以及沿航迹的水深测绘工作。
jb_s3是通过CARIS HIPS与SIPS软件处理EM3002水深数据后生成的杰维斯湾南部调查区域的ArcINFO网格(south3为达令路网格的组成部分)。本数据集为CERF海洋生物多样性中心(CERF Marine Biodiversity Hub)的共建贡献数据。
提供机构:
Australian Ocean Data Network



