Fishing - Bottom otter trawling and pair trawls (OTB, OTT, PTB, TB, TBN) | Scotland's Marine Assessment 2020

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The use of otter trawls as part of a commercial fishery.

FAO gear type (letters in brackets) is the International Standard Statistical Classification of Fishing Gear (ISSCFG). This was originally adopted during the 10th Session of the Coordinating Working Party on Fishery Statistics (July 1980).

Associated productive assessment:

Associated pressures:

Death or injury by collision above water

Death or injury by collision below water

Introduction of light or shading

Physical change (to another seabed type)

Removal of non-target species (including lethal)

Siltation rate changes (light)

Sub-surface abrasion/penetration

Surface abrasion

Underwater noise