Commercial Fishing
Sustainable and Unsustainable Fishing
Sustainable
Unsustainable
Main topic
Techniques
Trawling
the activity of fishing with a trawl net or seine.
Dredging
dredge which is towed along the bottom of the sea by a fishing boat
On-Shore Fishing
fishing that takes place in the shallow saltwater flats and bays
Off-Shore Fishing
fishing in deep water (more than 30 metres) and at some distance from land.
Lobster and Crab Pots
Crab traps are used to bait, lure, and catch crabs for commercial or recreational use.
Drift Nets
a large net for herring and similar fish, kept upright by weights at the bottom and floats at the top and allowed to drift with the tide.
Gill Nets
a fishing net which is hung vertically so that fish get trapped in it by their gills.
Tangle Nets
a type of nylon fishing net. Left in the water for no more than two days, and allowing bycatch to be released alive
Aquaculture
Fish Farms
a place where fish are artificially bred or cultivated
Disease
is a disease of silver perch which can be responsible for mass mortality events in grow-out ponds.
Environmental Concerns
These largely nitrogen-based wastes can cause oxygen depletion in coastal environments and a net loss of marine productivity in certain coastal areas.