Blue ling was MSCMSC:
Marine Stewardship Council, an independent, international non-profit organization that has developed an eco-label that guarantees well-managed, sustainable fisheries. Fish products that meet the criteria of the eco-label can be identified by the blue MSC logo.-certified again in 2019. Blue ling is mostly caught as 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). in Icelandic MSC fisheries. MSC-certified blue ling is caught with 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., pelagicPelagic trawls:
In pelagic trawling, a trawl is pulled through the water column. The net is not towed across the seabed. longlines, DanishDanish seines:
A fishing technique whereby one of the lines of the seine net/pit net is anchored. The ship expands the net with a moving motion and turns off when picking up the net. seines and bottomBottom trawls:
A fishing technique in which cone-shaped nets terminating in a codend are dragged through the water column or along the bottom. trawls.