Oceans

<font color='red'>Retirement Note:</font> This item is in <a href='https://goto.arcgis.com/lifecycle/content' target='_blank' rel='nofollow ugc noopener noreferrer'>mature support</a> and will retire in December 2029. There are <a href='https://goto.arcgisonline.com/blogs/vector-basemap-migration' target='_blank' rel='nofollow ugc noopener noreferrer'>new versions of basemaps</a> available for your use. Esri recommends updating your maps and apps to use the appropriate new version.<br /> <p>This map is designed to be used as a basemap by marine GIS professionals and as a reference map by anyone interested in ocean data. The map is intended to support the ArcGIS Online basemap gallery. For more details on the map, please visit the <a href='http://www.arcgis.com/home/item.html?id=1e126e7520f9466c9ca28b8f28b5e500' rel='nofollow ugc'>World Ocean Base</a> map service description.</p>

<font color='red'>停用通知：</font> 本项目处于<a href='https://goto.arcgis.com/lifecycle/content' target='_blank' rel='nofollow ugc noopener noreferrer'>成熟支持阶段</a>，并将于2029年12月正式停用。目前已有<a href='https://goto.arcgisonline.com/blogs/vector-basemap-migration' target='_blank' rel='nofollow ugc noopener noreferrer'>新版底图（basemap）</a>可供使用。Esri建议您更新现有地图与应用，以适配相应的新版底图。<br /> <p>本底图专为海洋地理信息系统（GIS）专业人士设计，可作为其工作底图使用；同时也可供所有关注海洋数据的用户作为参考地图使用。该底图旨在适配ArcGIS Online底图图库。如需了解该地图的更多详情，请访问<a href='http://www.arcgis.com/home/item.html?id=1e126e7520f9466c9ca28b8f28b5e500' rel='nofollow ugc'>世界海洋基底（World Ocean Base）</a>地图服务说明页面。</p>