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and at the surface.
Target Species: Pelagic species, sometimes some demersal fish.
Midwater pair trawling is carried out mainly at sea, on the continental shelf, sometimes in deeper waters as
well as in some lakes.
No impact on bottom habitats and bottom structures.
90Incidental catch of
In most cases it is a single species fishery, bycatch rates of other species are low.
dolphinsand marine mammals may occur in some areas.
Midwater pair trawling can be effective in different situations: when fish are aggregated into large
dense shoals and when (at another season or time of the day or according to physiological status)
fishes are regularly distributed within a given water layer. In addition to the difference it makes
whether the fish are aggregated in a small volume or spread within a large one, fish may swim (and
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