Направо към основното съдържание
Data Collection Framework - DCF

Data source

The data source(s) used to collect/obtain data on variables requested, for example:

  • Biological parameters - surveys, commercial fisheries samples, market samples, discard samples, etc.
  • Fleet activity variables – logbooks, sales notes, VMS data, fishing forms, etc.
  • Economic and social variables - logbooks, sales notes, accounts, questionnaires, administrative, etc.

Daily Egg Production Method

The Daily Egg Production Method (DEPM) is an ichthyoplankton- based method for estimating biomass of fish stocks and monitoring trends in fish abundance (HUNTER & LO, 1997).