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Hawaiʻi Shallow-set Longline Fishery Quarterly and Annual Status Report 2023

August 21, 2023

Pacific Islands Region Observer Program Hawaiʻi shallow-set longline data reports of observer coverage, sea turtle, marine mammal, sea bird, ESA-listed elasmobranch interactions, and set and hook unit effort for vessels departing w/ observers during 2023.

NOAA Fisheries monitors the Hawaiʻi shallow-set pelagic longline fishery (targeting swordfish) through a mandatory observer program. This report summarizes data for shallow-set fishing trips. It ensures prompt dissemination of Hawaiʻi longline observer data, and may be revised after final data editing. The following table summarizes the percent observer coverage for vessel departures, vessels departing with observers, and set and hook unit effort for observed vessels based on departure date. Sea turtle, marine mammal, sea bird, and Endangered Species Act (ESA)-listed elasmobranch interactions are based on begin haul date. Unidentified elasmobranch species that could be an ESA-listed species are also included.

Vessel Departures, and Set and Hook Unit Effort for Vessels

 January 1–March 31, 2023April 1–June 30, 2023July 1–December 31, 2023January –December, 2023
Departures34141260
Departures With Observer34141260
Observer Coverage100.00%100%100.00%100.00%
Total Sets505197157859
Total Hooks Set617,914248,623219,3061,085,843

Sea Turtle, Marine Mammal, Sea Bird, and ESA-listed Elasmobranch Interactions

Sea Turtle Interactions

Sea Turtle InteractionsJanuary 1–March 31, 2023April 1–June 30, 2023July 1–December 31, 2023January –December, 2023
Released Dead Loggerhead1001
Released Injured Loggerhead348547
Released Injured Leatherback42511
Released Injured Olive Ridley0202
Released Injured Unidentified Hardshell1001
Total Sea Turtle Interactions40121062

Marine Mammal Interactions

Marine Mammal InteractionsJanuary 1–March 31, 2023April 1–June 30, 2023July 1–December 31, 2023January –December, 2023
Released Dead Bottlenose Dolphin0101
Released Injured Bottlenose Dolphin1001
Released Dead Risso's Dolphin1001
Released Injured Risso's Dolphin1001
Released Injured Spotted Dolphin0011
Released Injured Unidentified Beaked Whale0101
Released Injured Unidentified Cetacean0101
Total Marine Mammal Interactions3317

Seabird Interactions

Seabird InteractionsJanuary 1–March 31, 2023April 1–June 30, 2023July 1–December 31, 2023January –December, 2023
Released Dead Black-Footed Albatross1214
Released Injured Black-Footed Albatross127019
Released Dead Laysan Albatross2002
Released Injured Laysan Albatross103013
Total Seabird Interactions2512138

Elasmobranch Interactions

Elasmobranch InteractionsJanuary 1–March 31, 2023April 1–June 30, 2023July 1–December 31, 2023January –December, 2023
Released Alive Oceanic White-Tip Shark010313
Released Alive Manta/Mobula0101
Total Elasmobranch Interactions011314

Last updated by Pacific Islands Regional Office on 04/30/2024

Pacific Islands Region Observer Program