The plankton station information file, contains the following columns:
Survey series: an identifying name for the survey series
Vessel: name of Research Vessel used for sampling
Station number - A unique identifier for each station
Station Lat_DDM: Latitude of the shooting position of gear expressed as degrees, minutes and seconds (WGS84)
Station Long DDM: Longitude of the shooting position of gear expressed as degrees, minutes and seconds(WGS84). Western longitude is negative.
Station X DD: Latitude of the shooting position of gear expressed as decimal degrees (WGS84)
Station Y DD: Longitude of the shooting position of gear expressed as decimal degrees (WGS84). Western longitude is negative.