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Atlantic ocean floor

Bathymetry and geophysical properties of the Atlantic Ocean, including bathymetry, total sediment thickness, age of the oceanic lithosphere, and residual bathymetry.

Bathymetry and geophysical properties of the Atlantic Ocean, including, on the top left, the bathymetry (GEBCO 2019; http://www.gebco.net), on the top right, the total sediment thickness (Straume et al. 2019), on the bottom left, the age of the oceanic lithosphere (Straume et al. 2019), and on the bottom right, the residual bathymetry (Straume et al. 2019). The data comparison reveals an anomalous basement depth with respect to predicted thermal subsidence of oceanic lithosphere from a half-space cooling model, which is computed using the bathymetry, sediment thickness and oceanic lithospheric age grids. Various Scientific colour maps are used to represent data accurately and to all readers.

  • Transparent background
  • Perceptually uniform colour map
  • Colour-vision deficiency friendly
  • Readable in black&white

Faulty or missing link? – Please report them via a reply below!

North East Atlantic Ocean Circulation

Sketched ocean circulation pattern in the NE Atlantic Ocean.

Sketched ocean circulation pattern in the NE Atlantic Ocean, from Straume (2020). Note how the circulation closely follows the bathymetry. Shown are warm (red) and cold (blue) surface currents, warm (orange) and cold (cyan) intermediate currents, and deep currents (purple). The bathymetry is the GEBCO 2014 grid (Weatherall et al., 2015) and the currents are modified from Newton and Huuse (2017). GSR: Greenland – Scotland Ridge. The Scientific colour map oslo is used to represent bathymetry accurately and to all readers.

  • Transparent background
  • Perceptually uniform colour map
  • Colour-vision deficiency friendly
  • Readable in black&white

Faulty or missing link? – Please report them via a reply below!

North East Atlantic Ocean Evolution

Opening of the North East Atlantic Ocean and dynamic support from the Iceland mantle plume.

Opening of the North East Atlantic Ocean and dynamic support from the Iceland mantle plume. The Scientific colour maps oleron’ and lajolla is used to represent data accurately and to all readers.

  • Transparent background
  • Perceptually uniform colour map
  • Colour-vision deficiency friendly
  • Readable in black&white

Faulty or missing link? – Please report them via a reply below!

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