U.S. Bathymetric & Fishing Maps - National Oceanic and …
Topo/Bathy Maps. Detailed multipurpose maps of NOS bathymetry and US Geological Survey (USGS) land topography. Maps support the Coastal Zone Management and Energy Impact Programs and the offshore oil and gas program.
Ocean Basemap - ArcGIS
2024年1月3日 · The Ocean Basemap includes bathymetry, surface and subsurface feature names, and derived depths. 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.
OpenSeaMap - The free nautical chart
VAR 3.5°5'E (2015) ANNUAL DECREASE 8' Edit. Map with JOSM Remote; View. Weather; Sea Marks; Harbours; Sport; Aerial photo; Coordinate Grid
Seafloor Mapping - NOAA Ocean Exploration
2022年7月20日 · Topographic maps show the physical shape of dry land using elevation values. Bathymetric maps show the physical shape of the seafloor using depth values. Together, topographic and bathymetric maps show the physical features on the Earth’s surface.
GEBCO - The General Bathymetric Chart of the Oceans
GEBCO’s gridded bathymetric data sets are global terrain models for ocean and land. The grids are available to download or access through Web Map Services. GEBCO produces and makes available a range of bathymetric data sets and products.
NCEI GIS Maps & Services Notice - National Centers for …
2025年1月13日 · BlueTopo is a compilation of the nation's best available bathymetric data. In the same way that a topographic map details the height of land, BlueTopo details the depth of lake beds and seafloor beneath navigationally significant U.S. waters.
Seafloor Mapping - National Centers for Environmental Information
Use this interactive map to search and access bathymetric data, including multibeam, singlebeam, lidar, and crowdsourced bathymetry data.
World Ocean Depth Map - Databayou
Interactive world ocean depth map. It shows the bathymetry from the bottom of the sea, it also includes descriptions of each depth and light zone.
Highly Detailed Seafloor Maps - Geography Realm
2023年8月9日 · Not only have they created highly detailed maps, but their approach is to produce different levels of detail. First, a multibeam sonar is used to survey a wide area at 25-meter resolution. Then, an autonomous under water vehicle scans the topography at …
Super-Detailed Interactive 3-D Seafloor Map - WIRED
2014年10月9日 · This super-detailed map of the ocean floor's topography is based on satellite measurements of subtle lumps on the ocean's surface. These lumps of water, which are subtle, low, and wide on...