706 results found
 

Seabed mining

Page | February 4, 2011 at 22:07

The deep seabed, which lies below the oceans beyond the jurisdiction of any state, is home to unusual and rarely studied ecosystems and species. Some hydrothermal vents - underwater 'geysers' driven by volcanic activity - support complex...

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...

Pelagic long-lines

Page | June 17, 2008 at 14:42

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 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.

Bottom gillnets

Page | June 17, 2008 at 14:42

Bottom gillnets or ‘set nets’ are fine-filament nets, the lower edge of which touch the seabed, and are held in place by numerous floats, weights and anchors. If a fish’s head goes through the net but its body can’t follow, it is ‘gilled’ or...

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.

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...

Trawling

Page | May 8, 2009 at 20:53

Bottom trawling is a highly destructive fishing technique in which huge, heavy nets attached to large metal plates and rubber wheels are dragged across the sea bed; they destroy everything in their path.

GLOBALGAP

Page | May 20, 2010 at 22:49

Greenpeace is of the opinion that no fully credible certification system for sustainable seafood currently exists. Although Greenpeace acknowledges that GLOBALGAP provides valuable information for retailers regarding the standards of farmed fish...

Friend of the Sea

Page | June 22, 2009 at 13:00

Greenpeace is of the opinion that no fully credible certification system for sustainable seafood currently exists. Although Greenpeace acknowledges that Friends of the Sea applies clear bottom lines to its assessments, has adopted strong...

Aquaculture

Page | June 17, 2008 at 14:18

Greenpeace seeks to ensure clean and healthy oceans for the future, and part of this is working to improve the standards of international seafood trade. As wild stocks decline, the demand for farmed shrimp, salmon, tuna, tilapia and other marine...

Sustainable seafood policy

Page | July 14, 2008 at 18:03

A good sustainable seafood procurement policy should contain a detailed definition of ‘sustainable’ for both wild-caught and farmed seafood. It should list the principles of how sustainable seafood is identified and purchased, and outline how...

Demands on labelling

Page | March 16, 2009 at 20:01

In many countries, seafood labelling is poor, making it impossible for customers to trace where the fish they buy comes from, and what method was used to catch it. Sometimes, it is even difficult to tell which species is present in the product or...

A strategy for sustainable seafood

Page | June 17, 2008 at 14:57

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Making it happen in practice

Page | June 17, 2008 at 14:58

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Virtual deep-sea tour

Page | August 22, 2007 at 23:34

Defending our Oceans was on the road in Europe with our "Deep look into the Oceans tour". It was a deep-sea “road show” for the people of Europe and their decision makers.

Seafood Red list

Page | August 16, 2008 at 3:48

Changing your business

Page | September 24, 2008 at 17:40

Greenpeace is currently working with retailers to motivate them to develop and implement policies for sourcing sustainable seafood.

Sustainable tuna

Page | January 14, 2010 at 20:40

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