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TAE (Total Allowable Effort)

D4. Fisheries, aquaculture, blue economy and marine resources

Definition

Effort-based equivalent of TAC.

A total allowable effort (TAE) is the fishery-wide cap on fishing effort, the input-control counterpart to a total allowable catch. Instead of limiting tonnage landed, it limits the effort that may be applied, expressed as total days at sea, vessel-days, gear units, or aggregate engine power, then divided into individual effort allocations. A TAE suits mixed and data-poor fisheries where weighing every species for a catch quota is impractical. Its weakness is effort creep: as gear, electronics, and engines improve, the real fishing power behind each nominal effort unit rises and the cap loosens.

Source: FAO input-control management guidance