Marine fishery

Marine fishery

The study and management of living marine resources and their habitat for the sustainable use of those resources and continued productivity, abundance.

Industry: Fishing

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Marine fishery

turtle excluder device (TED)

Fishing; Marine fishery

A gear modification used on shrimp trawls that enables incidentally caught sea turtles to escape from the nets.

A situation in which the rate of fishing is (or has been) such that annual recruitment to the exploitable stock has become significantly reduced. The situation is characterized by a greatly reduced ...

length frequency

Fishing; Marine fishery

A length frequency distribution is an arrangement of recorded lengths (in a total catch, a stock, or a sample) which indicates the number of individuals encountered in each length interval.

open access

Fishing; Marine fishery

Condition in which access to a fishery is not restricted (i.e. no license limitation, quotas, or other measures that would limit the amount of fish that an individual fisher can harvest).

selectivity

Fishing; Marine fishery

1. Ability to target and capture fish by size and species during harvesting operations, allowing bycatch of juvenile fish and nontarget species to escape unharmed; 2. In stock assessment, ...

catch curve

Fishing; Marine fishery

A breakdown of different age groups of fish, showing the decrease in numbers of fish caught as the fish become older and less numerous or less available. Catch curves are often used to estimate ...

bycatch reduction (excluder) device

Fishing; Marine fishery

A device inserted in a fishing gear (usually trawl nets, close to the codend) to allow escapement, alive, of unwanted (nontarget and prohibited) species (e.g. jellyfish), smaller fish (juveniles), ...