fishing effort — 1) the total fishing gear in use for a specified period of time, expressed as trap hauls for example; when two or more kinds of gear are used, they must be adjusted to some standard type before being added. Successful adjustment should make… … Dictionary of ichthyology
fishing effort — 1. The total fishing gear in use for a specified period of time. When two or more kinds of gear are used, they must be adjusted to some standard type. 2. Effective fishing effort … Fisheries — dictionary
fishing effort — 1. The total fishing gear in use for a specified period of time. When two or more kinds of gear are used, they must be adjusted to some standard type. 2. Effective fishing effort … Fisheries — dictionary
fishing effort — Amount of fishing taking place, usually described in terms of gear type and frequency or period for which it is in use; e.g. hook sets , trawl hours , searching hours … Fisheries — dictionary
effective fishing effort — fishing effort, e.g. hooks per day, adjusted or standardised, when necessary, so that each increase in the adjusted unit causes a proportional increase in instantaneous rate of fishing. Controls purported to limit effective effort imply that the… … Dictionary of ichthyology
Fishing in Portugal — Fishing is a major economic activity in Portugal. The country has a long tradition in the sector, and is among the countries in the world with the highest fish consumption per capita. [pt icon PESSOA, M.F.; MENDES, B.; OLIVEIRA, J.S. [http://igbp … Wikipedia
effort restriction — a type of input control used as a management tool whereby the amount of fishing effort expended by fishers in a particular fishery is restricted by law or voluntary agreement among fishers who jointly exploited fishery resource. In practice, as… … Dictionary of ichthyology
fishing intensity — 1) effective fishing effort 2) fishing effort per unit area (must be proportional to fishing mortality through the relation F q(f/A) where (f/A) is the fishing intensity and “q” the catchability coefficient) 3) effectiveness of fishing … Dictionary of ichthyology
effort — 1) the total fishing gear in use for a specified period of time; when two or more kinds of gear are used, they must be adjusted to some standard type before being added 2) effective fishing effort, abbreviated as f or f (Ricker, 1975) 3) the… … Dictionary of ichthyology
fishing capacity — 1) the quantity of fish that can be taken over a period of time (year, season) by a fishing unit, e.g. an individual, community, vessel or fleet, assuming that there is no limitation on the yield from the stock usually expressed as gross tonnage … Dictionary of ichthyology
