Format of Data Download Files


Each data file is in a comma delimited format and has column headings at the top of the file. The files have also been zipped to decrease the download time.
Species catch data
Column name
Definition
LAT400SQKM Latitude of the center of a 20 km x 20 km (400 km2) cell.
LON400SQKM Longitude of the center of a 20 km x 20 km (400 km2) cell.
GEAR NPT = non-pelagic trawl
PTR = pelagic trawl
POT = pot or trap
LGL = longline
YEAR Four digit year.
KG Estimated weight (in kilograms) of the sampled catches for this species, pooled by year, gear type, and 400 km2 cell.
RATE Estimated weight of the sampled catches for this species divided by the estimated weight of the sampled catches for all species, multiplied by 100.
SPECIES The common name of the species or group.
SPECN The code used to identify the species or group.

Effort data
Column name
Definition
LAT400SQKM Latitude of the center of a 20 km x 20 km (400 km2) cell.
LON400SQKM Longitude of the center of a 20 km x 20 km (400 km2) cell.
GEAR NPT = non-pelagic trawl
PTR = pelagic trawl
POT = pot or trap
LGL = longline
YEAR Four digit year.
SAMOTC Official total catch in mt for sampled hauls only -see OBSOTC.
SAMHAULCT Number of sampled hauls.
OBSOTC Total catch weight as estimated by the observer in kilograms and converted to metric tons for this presentation.
OBSHAULCT Number of hauls including sampled and unsampled hauls.


Last Updated 15 - June - 2011