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Ring Size
The ring size of scallop dredges can be used as a selectivity measure to release scallops below a certain size. -
Coverless Trawls
A coverless trawl has the top panel of the net cut back so that the headline and footrope are of similar length. -
Inclined Separator Panels
An inclined separator panel separates the catch into the bottom living and the higher swimming species and directs them into two separate cod-ends. -
Eliminator Trawl
The eliminator trawl is a standard demersal trawl with very large diamond meshes in the wings and forward part of the trawl. -
Headline Height
A trawl or static net where the gear has been redesigned to keep the headline (top of the net) low to prevent the capture of high swimming species. -
Benthic Panel
A benthic panel is a small panel of square mesh or large diamond mesh inserted in the bottom panel of a trawl. -
4 Panel Cod-end
By constructing a 4 panel cod-end, it allows the cod-end to remain more open and increases the flow of water, allowing the fish more space to swim. -
Separator panels
A separator panel is a horizontal panel of netting designed to divide the trawl into two sections one above the other. -
Escape Gaps
Escape gaps are usually flat pieces of rigid plastic with a rectangular hole in that is fitted into pots and traps to release small shellfish -
Box Trawl
A selective box trawl is made up of 4 panels of netting with these 4 panels carried right down to a 4 panel cod-end. -
Benthos Release Panel
A Benthos or Benthic release panel is a panel of larger diamond mesh or square mesh netting fitted into the lower panel of a trawl. -
F-Cap. (Faithlie Cod Avoidance Panel)
The F-CAP was developed to release cod from a nephrops trawl.