Ground based in situ observations of mercury_PBM at Zeppelin mountain (Ny-Ă…lesund) (NO0042G) using mini_trap. These measurements are gathered as a part of the following projects AMAP, CAMP, EMEP, NILU and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: mercury_PBM in aerosol