37 results found
 

Seafood

Hub | February 25, 2010 at 21:33

'Has the catching of this fish impacted endangered species?' 'Is the population of this species still healthy or has it been overfished by industrial scale fishing practices?' 'Is this farmed seafood a better option, or is it doing more harm than...

Pots and traps

Page | June 17, 2008 at 14:41

Pots, traps or ‘creels’ include a variety of designs that take the form of cages or baskets with one or more openings or entrances, with or without bait. They are usually set on the seabed, either singly or in rows, and are connected by ropes...

Hook-and-line

Page | June 17, 2008 at 14:41

Hook-and-line is a general term used for a range of fishing methods that employ short fishing lines with hooks in one form or another (as opposed to long-lines). It includes hand-lines, hand-reels, powered reels, rod/pole-and-line, drop lines,...

Bottom long-lines

Page | June 17, 2008 at 14:42

Long-lines consist of short lines (called snoods) carrying hooks, attached at regular intervals to a longer main line that is laid on, or close to, the seabed. Main lines are up to 150 km long and can carry several thousand hooks.

Pelagic gillnets

Page | June 17, 2008 at 14:42

Pelagic gillnets or ‘set nets’ are fine-filament nets that are kept at or below the surface by numerous floats and weights and held in position by anchors. If a fish’s head goes through the net but its body can’t follow, it is ‘gilled’ or...

Purse seines

Page | June 17, 2008 at 14:43

Fish are encircled by a large ‘wall’ of net, which is then brought together to retain the fish by using a line at the bottom that enables the net to be closed like a purse.

Pelagic trawls

Page | June 17, 2008 at 14:43

The front net sections are often made of very large meshes or ropes, which herd the fish towards the back of the funnel-shaped net. Pelagic trawls may be towed by one or two (pair trawl) boats.

Beam trawls

Page | June 17, 2008 at 14:44

A type of bottom trawl in which the horizontal opening of the net is provided by a heavy beam mounted at each end on guides or skids that travel along the seabed. On sandy or muddy bottoms, a series of ‘tickler’ chains are strung between the...

Dredges

Page | June 17, 2008 at 14:44

Similar to a beam trawl, a dredge consists of a rugged triangular steel frame and tooth-bearing bar, behind which a mat of linked steel rings is secured. A heavy netting cover joins the sides and back of this mat to form a bag in which the catch...

The collapse of a cod fishery

Page | May 8, 2009 at 21:03

In 1992, the collapse of the Newfoundland Grand Banks cod fishery in Canada put 40,000 people out of work. The area, once renowned as the world’s most productive fishing grounds, was devastated by years of overfishing and incompetent fisheries...

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