Seafloor Elevation Map

A marine gravity map of the north atlantic ocean red dots show locations of earthquakes with magnitude 5 5 and they highlight the present day location of the seafloor spreading ridges and.

Seafloor elevation map.

Crater lake images data movie poster cd rom. Bathymetric and fishing maps viewer. Topographic maps of the sea floor produced at a 1 100 000 scale that contain loran c rates bottom sediment types and known bottom obstructions. This product is intended to aid fishermen and those needing seafloor features and potential fishing grounds.

The following features are shown at example depths to scale though each feature has a considerable range at which it may occur. These were only sensitive enough to see the gravitational lumps caused by relatively. Flood map shows the map of the area which could get flooded if the water level rises to a particular elevation. Sea level rise map.

A computer enhanced multibeam bathymetry map of the northwestern and northern gulf of mexico continental shelf and slope. Effect of global warming and climate change. Elwha river bathymetry and acoustic backscatter 2010. Columbia river mouth data.

Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet. The colors on this reflectivity map describe the hardness of the seafloor surface. This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level. Their compilation map of the global seafloor was published in 1977.

Navy and other sources. California seafloor mapping program central oregon data. In the 1950s marie tharp and bruce heezen of what was then called the lamont geological observatory began creating seafloor maps based on single beam sounding data from the u s. Seafloor gravity maps aren t entirely new but until recently relied solely on data from older satellites.

This map shows the alvin dive track along the seafloor. Shading is computed as a function of the east west slope of the surface with a nonlinear exaggeration favoring low relief areas. California state waters map series see web site. Channel islands images data.

Library of congress geography and map division. Map of the northern gulf of mexico showing the nearly 4 000 active oil and gas platforms. Deep sea basins washington oregon and california report and data.