SurveyAcronym: Indicating project name. Allows merging with all other data files belonging to the same survey.
CruiseNumber: Indicating survey number/year/vessel. Allows merging with all other data files belonging to the same survey.
HaulNumber: Cruise haul number.
PairHaulNumber: Hauls conducted successively to form a pair of a test haul and a control haul. This indicates the pair number. Allows merging with all other data files belonging to the same survey.
YearShot: The year in which gear was deployed.
MonthShot: The month in which the gear was deployed.
DayShot: Day on which the gear was deployed (day of the month)
Gear: Indicating whether the gear used was a control or test case.
Light: Indicating if gear was illuminated or not (On/Off).
Validity: Indicating haul validity (Valid/Foul).
ICESStSq: ICES Statistical rectangle in which the haul took place.
Depth_m: Depth at shot position (in meters).
GearTight_hhmmss: Time in which the gear was deployed (Block Up) (in hours, minutes and seconds).
Hauling_hhmmss: Time in which the gear was retrieved (Knock Out) (in hours, minutes and seconds).
HaulDur_min: Haul duration (in minutes).
GearTightLat_ddm: Latitude of the shooting position of gear expressed as degrees decimal minutes (DDM).
GearTightLong_ddm: Longitude of the shooting position of gear expressed as degrees decimal minutes (DDM).
HaulingLat_ddm: Latitude of the hauling position of gear expressed as degrees decimal minutes (DDM).
HaulingLong_ddm: : Longitude of the hauling position of gear expressed as degrees decimal minutes (DDM).
DoorSpread_m: Mean distance between the doors during fishing operation (m).
WingSpread_m: Mean distance between the wings during fishing operation (m).
NetOpen_m: Mean head-line height above seabed during fishing operation (m).