marelac (version 2.1.11)

Bathymetry: World Bathymetric Data

Description

This dataset contains the elevation of sea (bathymetry) and land (hypsometry) across the globe at 1 degree intervals. Dataset as used by Andersson et al. (2004).

Usage

Bathymetry

Format

A list with the bathymetry (depth) and hypsometry (altitude) of the world. It contains:

x

the latitude,

y

the longitude,

z

the height (m).

Author

Karline Soetaert <[e-mail]>

References

Andersson H, Wijsman J, Herman PMJ, Middelburg J, Soetaert K and Heip C, 2004. Respiration patterns in the deep ocean. Geophysical Research Letters 31, LO3304.

Examples

par(mar = c(2,2,2,2))
image(Bathymetry$x, Bathymetry$y, Bathymetry$z, col = femmecol(100),
      asp = TRUE, xlab = "dg", ylab = "dg")
contour(Bathymetry$x, Bathymetry$y, Bathymetry$z, asp = TRUE, add = TRUE)


# remove land
zz       <- Bathymetry$z
zz[zz>0] <- 0

image(Bathymetry$x, Bathymetry$y, zz, col = c(femmecol(100), "black"),
      asp = TRUE)
contour(Bathymetry$x, Bathymetry$y, zz, asp = TRUE, add = TRUE)