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

Ecosystem approach to management (EAM)

Fishing; Marine fishery

Management that is adaptive, is specified geographically, takes into account ecosystem knowledge and uncertainties, considers multiple external influences, and strives to balance diverse social ...

The condition of oxygen deficiency or absence of oxygen. Anoxic sediments and anoxic bottom waters are commonly produced where there is a deficiency of oxygen due to very high organic productivity ...

Density-dependence

Fishing; Marine fishery

The dependence of a factor influencing population dynamics (such as survival rate or reproductive success) on population density. The effect is usually in the direction that contributes to the ...

Overexploited

Fishing; Marine fishery

When stock abundance is too low. The term is used when biomass has been estimated to be below a limit biological reference point that is used as the threshold that defines "overfished conditions".

Exclusive economic zone (EEZ)

Fishing; Marine fishery

The EEZ is the area that extends from the seaward boundaries of the coastal states (3 nautical miles (n. Mi. ) in most cases, the exceptions are Texas, Puerto Rico and the Gulf coast of Florida at 9 ...

Mixed layer

Fishing; Marine fishery

The upper water layer in a two-layer system that is mixed by the wind or by convection in circulation from top to bottom of the layer, extending from the water surface to the density-stability ...

Relative abundance

Fishing; Marine fishery

Relative abundance is an estimate of actual or absolute abundance; usually stated as some kind of index; for example, as bottom trawl survey stratified mean catch per tow.