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Coordinating Working Party on Fishery Statistics (CWP)
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Classifications and Metadata Standards
Methodological standards
 In consultation with pertinent bodies, FAO and the CWP have formulated a working definition of aquaculture activities for statistical purposes. Definition of Aquaculture Aquaculture: Aquaculture is the farming of aquatic organisms: fish, molluscs, crustaceans, aquatic plants, crocodiles, alligators, turtles, and amphibians. Farming... More
Category: Concepts
 The overall aim for statistics on catch and landings is to report on fisheries contribution to the national economy, to the provision of food (subsistence) and on the total removal of fish and shellfish from the sea. Catch Statistics are... More
 The concept "NOMINAL CATCHES" refers to the landings converted to a live weight basis. In fact it is often referred to as the "Live weight equivalent of the landings" or shortened to the "LIVE WEIGHT". In national publications the same... More
 The concept "LANDED WEIGHT" refers to the mass (or weight) of a product at the time of landing, regardless of the state in which is landed. That is, the fish may be whole, or gutted or filleted. Consequently this unit... More
 The concept "PRODUCT WEIGHT" is the weight of a product at the time of weighing. Thus it does not describe the presentation of the product and, unless it is known that the product is homogenous in form, further analysis has... More
 Discards are fish and organisms that are returned to the sea during sorting the catch on board. The reasons for discarding are many including lack of market opportunities, damaged fish, fish with wounds or cuts or infected by parasites, undersized... More
  Synoptical list of Yearbooks List of yearbooks of fishery statistics Catch Concepts - Diagrammatic Presentation (former Annex B1) More
Category: Concepts
 Microdata refer to data items that directly refer to individuals or legal entities. Aggregated data may present a risk for revealing the origin of the data but this risk is less than for microdata. More
 In fishery and aquaculture statistics the term "conversion factor" is used principally when converting the volume or weight of a product at one stage in the production chain to its volume or weight at another stage in the chain. Perhaps... More
 The term "fishery fleet" or "fishery vessels" refers to mobile floating objects of any kind and size, operating in freshwater, brackish water and marine waters which are used for catching, harvesting, searching, transporting, landing, preserving and/or processing fish, shellfish and... More
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