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V-cut and bell codend bycatch reduction device

The v-cut and bell codend is a type of bycatch reduction device (BRD). This BRD includes a bell-shaped codend near the drawstring and a v-cut opening at a set distance from the drawstring.

V-cut and bell codend BRD specifications

Bell codend (A in diagram)

  • All otter trawl nets: at least the last 33 meshes of the codend must have a circumference of 150% of the rest of the codend
  • Beam trawl nets under 31mm: at least the last 50 meshes of the codend must have a circumference of 150% of the rest of the codend
  • Beam trawl nets 31mm or more: at least the last 40 meshes of the codend must have a circumference of 150% of the rest of the codend

V-cut opening - all otter trawl nets (B in diagram)

  • Have 2 diagonal forward measurements of 10 bars of the net
  • Have a lateral measurement along its forward edge of 11 meshes of the net

V-cut opening - all beam trawl nets

  • Have 2 diagonal forward measurements of 15 bars of the net (if mesh is under 31mm)
  • Have a lateral measurement along its forward edge of 16 meshes of the net (if mesh is under 31mm)
  • Have 2 diagonal forward measurements of 12 bars of the net (if mesh is 31mm or more)
  • Have a lateral measurement along its forward edge of 13 meshes of the net (if mesh is 31mm or more)

Distance between the drawstring and the V-cut (C in diagram)

  • All otter trawl nets: no more than 45 meshes
  • Beam trawl nets under 31mm: no more than 65 meshes
  • Beam trawl nets 31mm or more: no more than 55 meshes

Additional specifications

  • The opening must be in the top of the net.
  • Nothing is allowed to cover any part of the opening during trawling.

Image of a v-cut and bell codend bycatch reduction device.

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General enquiries 13 25 23