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FMA norpac.foreign_crab_maturity Table Documentation

Table name Definition
NORPAC.FOREIGN_CRAB_MATURITY This table contains golden king crab maturity data collected aboard 3 Japanese stern trawlers in 1981.

 

Column name Type Definition
CRUISE number(4,0) A unique four-digit number to represent each occasion that an observer was aboard a different fishing vessel during deployment.  Cruise number is associated with all of the data collected by the observer aboard the vessel.
VESSEL varchar2(4) A unique, four-digit, alpha-numeric code identifying each vessel that contracts for observer coverage. All vessel codes begin with the alpha code B, followed by a three-digit number.
DT date Similar to NORPAC.DOMESTIC_HAUL.HAUL_DATE, this is the date in Greenwich Mean Time. Format is stored in the database as DD-MON-YY format (i.e., 15-MAR-86), and displayed as MM/DD/YYYY HH:MI:SS (i.e., 3/15/86 00:00:00).
YEAR number(4,0) A four-digit number identifying the year in which the gear retrieval of the haul was began.
HAUL number(3,0) A unique number which identifies a specific occurrence of net, pot, or longline fishing effort.  This table does not include “no fishing” days.
SPECIES number(3,0) A three-digit numeric code representing a marine species.  This code is associated with species name in NORPAC.DOMESTIC_SPECIES (using the column name SPECIES_NO in place of SPECIES).
SEX varchar2(1) A one-digit alpha code indicating the sex of the organism. F =female, M = male, U = unknown.
CARAPACE_LENGTH number(3,0) Observed length (cm) of the carapace of the specimen.
CHELA_HEIGHT number(3,0) Height (mm) of the cheliped (portion of the crab that makes up the pincher), measured from between the anterior two pairs of spines on the dorsal surface of the right chela to the closest point on the ventral surface.
FEMALE_CRAB_MATURITY number(1,0) A one-digit numeric code to identify the maturity of the female crab. These codes are defined in the NORPAC.FOREIGN_CRAB_MATURITY_CODE table. 1 - no eggs; 2 - eggs; 3 - egg cases.
FILENAME varchar2(8) The original filename on the Burroughs computer system from which this data record came.
HAUL_JOIN number(6,0) An assigned, unique number (up to 6 digits) used to link records in this table back to a single haul record in the NORPAC.FOREIGN_HAUL table.
PK_FCM number(6,0) For internal use only.

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Last Updated 03 - June - 2009


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