66 results found
 

Tuna

Hub | December 14, 2011 at 12:05

Tuna is one of the world's favourite fish and a staple in many Canadian households. Tuna provides a critical source of protein for millions of people across the globe, and as a top predator in marine food chains, holds a unique place in ocean...

Marine Reserves

Hub | April 1, 2009 at 15:00

Pots and traps

Page | June 17, 2008 at 2:41

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...

Pelagic trawls

Page | June 17, 2008 at 2:43

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.

Hook-and-line

Page | June 17, 2008 at 2:41

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,...

Pelagic long-lines

Page | June 17, 2008 at 2:42

Long-lines consist of short lines (called snoods) carrying baited hooks, attached at regular intervals to a longer main line that is laid on the bottom or suspended horizontally with the help of surface floats. Main lines can be over 150 km long...

Bottom long-lines

Page | June 17, 2008 at 2:42

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 2:42

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 2:43

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.

Beam trawls

Page | June 17, 2008 at 2:44

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...

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