search for: 42n46n313w307w

Displaying 1 result from an estimated 1 matches for "42n46n313w307w".

2011 Nov 02
0
mapping bathymetries and species abundances
...en newer to mapping with R. I have installed PBSMapping, maptools and maps, and I am struggling to produce a map of fish abundance in the Grand Banks. I have tried several approaches to plot the bathymetry in my study area: 1) download the data from http://topex.ucsd.edu/cgi-bin/get_data.cgi (42N46N313W307W) To start with, the map I get is blank between lon -52W -53W. Besides, it seems that the shallower isobath is 500 m. Or maybe I am wrong here? 2) import a shapefile with the bathymetry, but I get the following error: test <- read.shapefile("C:/data") Error...