gmt-gshhs-low software package provides Low resolution coastlines for the Generic Mapping Tools, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gmt-gshhs-low
gmt-gshhs-low is installed in your system.
Make ensure the gmt-gshhs-low package were installed using the commands given below,
$ sudo dpkg-query -l | grep gmt-gshhs-low *
You will get with gmt-gshhs-low package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Miscellaneous |
| Package | gmt-gshhs-low |
| Version | 2.2.0-2 |
| Description | Low resolution coastlines for the Generic Mapping Tools |
| Sub Section | misc |