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Blue ling

Quality mark Cultivation
/Keurmerk Wild
Green
Second choice
Avoid
Welzijn
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General

Blue ling

The blue ling is an elongated fish that can reach a length of up to 1.5 metre. This species can be found in the Atlantic Ocean, ranging between the northwest and the northeast. The blue ling has a lifespan of 20 years and is found in depths between 150 and 1000 metres.

 

Blue ling

Molva dypterygia
Origin

Iceland grounds (FAO 27)

Farming- / Catch method

Gillnets

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Fish stocks and fishing pressure
Ecosystem effects
Fishery management
Final assessment
Explanation assessment

The fishery on blue ling around Iceland is well documented. The fish stockStock:
The fish of a particular species reproducing in the same area in the same period. 
is well above reference point, but the amount of juveniles has heavily declined. This will lead to a decreased fish stock in the upcoming years. A careful approach has to be taken to not induce fishing pressureFishing pressure:
Fishing pressure is a result of the fishing effort/amount of fishing on a stock, which determines the fishing mortality. Fishing mortality is the share of the fish stock that dies annually as a result of fishing.
on this species.

The use of gillnetsGillnets:
A fishing technique whereby passing fish get caught in the meshes with their gills. The net stands vertically on the bottom or hangs on buoys in the water column. The by-catch of species such as porpoises and dolphins is a problem related to gillnets.
has a negative influence on vulnerable species, as they can get caught in the nets. The use of longlinesLonglines (drifting):
A fishing method whereby a long main line (40-100 km long) with transverse lines with hooks with bait is expanded. The line floats on buoys in the water column. 
has a relatively low impact on the ecosystem. In Iceland it is forbidden to discard bycatchBycatch:
Species caught next to species targeted for fishery. By-catches can consist of non-commercial species and species that are too small, and can be kept (this part is sometimes called by-product) or thrown back into the sea (discards). 
, but it is unclear if this is also the case for ling fishery. DiscardsDiscards:
Unwanted by-catch, which is thrown back because there is no quota, the market price is too low, or the fish is below the legal minimum landing size. Discards can be alive or dead.
records of the ling fishery are also not available.

The management on ling fishery is largely effective.

Fish in season 

Fish is in season when the spawning period has ended, as the quality is then at its best.

ASC label

Fish with the ASC label is farmed in a sustainable manner.

MSC label

Fish with the MSC label is caught sustainably.

Good fish

This fish is not being overfished or is being responsibly farmed, with minimal impact on the environment.

Second choice

This fish is a second choice. There are still some improvements to be made in this fishery or fish farm.

Avoid

Do not buy this fish. It's being overfished or the way it's farmed or caught has a negative impact on the environment.

Welfare

There is fish available of this species that is farmed or caught using high welfare standards.

GlobalG.A.P.

GlobalG.A.P. certified farms are doing a step in the right direction in terms of sustainability. A few species with this label are getting a better score on the VISwijzer.

Organic

Organic standards are the strictest when it comes to fish feed. They also require certain measures for animal well-being.