50 C.F.R. § 660.211
These definitions are specific to the limited entry fixed gear fisheries covered in this subpart. General groundfish definitions are found at § 660.11 , subpart C.
Daily Trip Limit (DTL) Fishery means a sablefish fishery that occurs both north and south of 36° N. lat. that is subject to trip limit restrictions including daily and/or weekly and/or bimonthly trip limits.
Limited entry fixed gear fishery means the fishery composed of vessels registered to limited entry permits with longline and pot/trap endorsements.
Sablefish primary fishery means, for the limited entry fixed gear sablefish fishery north of 36° N. lat, the fishery where vessels registered to at least one limited entry permit with both a gear endorsement for longline or trap (or pot) gear and a sablefish endorsement fish up to a specified tier limit and when they are not eligible to fish in the DTL fishery.
Sablefish primary season means, for the limited entry fixed gear sablefish fishery north of 36° N. lat, the period when vessels registered to at least one limited entry permit with both a gear endorsement for longline or trap (or pot) gear and a sablefish endorsement, are allowed to fish in the sablefish primary fishery described at § 660.231 of this subpart.
Tier limit means a specified amount of sablefish that may be harvested by a vessel registered to a limited entry fixed gear permit(s) with a Tier 1, Tier 2, and/or Tier 3 designation; a gear endorsement for longline or trap (or pot) gear; and a sablefish endorsement.
50 C.F.R. §660.211