A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Term	Meanings
TAC	Total Allowable Catch
TACC	Total Allowable Commercial Catch
TAE	Total Allowable Effort
TARC	Total Allowable Recreational Catch
Target catch	Catch that has been selected by species or size. Generally the highest ‘value' catch available. Value can be determined in terms of dollar return, size, eating or sportfish quality, or social significance.
TED	Turtle Exclusion Device
Temporal closure	Closure over time, for example a seasonal closure.
Territorial sea	The area of sea adjacent to Australia which extends beyond its land territory and internal waters. Australia's territorial sea extends 12 nautical miles from the baseline.
Trap fishing	Fishing by means of traps, often designed to catch a particular species, e.g. rock lobster pots.
Trash fish	An expression sometimes used by fishers to describe discarded catch that has no commercial value.
Trophic	Predator-prey relationships. Connected with nutrition and feeding.
Trawling	A variety of fishing operations in which nets are towed behind a boat to sweep the water. The nets may be set to fish at different depths, depending on the target species (see demersal trawling).
Trolling	A fishing method in which lines with baits or lures are dragged by a vessel at a speed of 2-10 knots. Trolling is used Australia-wide to catch fish such as Spanish mackerel, yellowtail kingfish and several tuna species.
UNCLOS	United Nations Convention of Law of the Sea
Under-exploited	A fish stock that has potential to sustain catches higher than those currently taken.
VFAS	Voluntary Fisheries Adjustment Scheme
VFLO	Volunteer Fisheries Liaison Officer
VMS	Vessel Monitoring System
WADN & HFMAC	Western Australian Demersal Net & Hook Fisheries Management Advisory Committee
WAFIC	WA Fishing Industry Council
WAMRL	Western Australian Marine Research Laboratories
Wetfishing	Any fishery or fishing activity which targets cartilaginous fish and finfish, for example the Shark Bay Snapper Managed Fishery, the Southern Demersal Gillnet and Demersal Longline Fishery and WA's ‘open access' commercial fishery.
Wetfish	Cartilaginous (for example sharks and rays) and scale fish or finfish (for example dhufish, and snapper).
Wetlining	Fishing activities for which there are no restrictions on the number of commercially licensed fishing vessels with access.
WRLC	Western Rock Lobster Council
WRLDA	Western Rock Lobster Development Association
Year class	Fish spawned in the same season.

Derived from: Department of Fisheries publications; Fishery Status Reports. Resource Assessments of Australian Commonwealth Fisheries. 1998. Bureau of Resource Sciences, Department of Primary Industries and Energy, Canberra ACT; and Henderson's Dictionary of Biological Terms, published by Longman Scientific and Technical Press, 1989 (10th edition).