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Indian Ocean Tuna Commission
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21st Working Party on Billfish Meeting (WPB21)

Meeting: 
Working Party on Billfish (WPB)
Meeting year: 
2023
Meeting session: 
21
Date: 
Wed, 06/09/2023 (All day) to Sat, 09/09/2023 (All day)
Venue country/city: 
La Saline-les-Bains, Reunion, France
Location: 
Hotel le Récif
Chairperson: 
Dr Denham Parker
Vice-Chairperson: 
Dr. Jie Cao
Deadlines: 
  • Meeting Participation Fund applications due 45 days before meeting starts (23 July 2023)
  • Paper titles  are due 30 days before the meeting starts (7 August 2023)
  • Full papers are due 15 days before the meeting starts (22 August 2023)

(all submissions should be sent to [email protected])

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Meeting information documents

Title File
WPB Information document

Documents

Meeting documents
Reference Title Available on File
IOTC-2023-WPB21-01a Draft Agenda for the WPB21 28/07/2023
IOTC-2023-WPB21-01b_Rev2 Draft annotated Agenda for WPB21 29/08/2023
IOTC-2023-WPB21-02_Rev3 List of Documents 29/08/2023
IOTC-2023-WPB21-03 Outcomes of SC25 04/08/2023
IOTC-2023-WPB21-04 Outcomes of the SS6 and S27 04/08/2023
IOTC-2023-WPB21-05 Review of current CMMs 04/08/2023
IOTC-2023-WPB21-06 Progress on WPB20 recommendations 04/08/2023
IOTC-2023-WPB21-07_Rev1 Review of the statistical data for Indian Ocean billfish (1950-2021) 02/09/2023
IOTC-2023-WPB21-08 Program of work 2024 - 2028 04/08/2023
IOTC-2023-WPB21-09 Population structure of swordfish across the ICCAT/IOTC management boundary 25/08/2023
IOTC-2023-WPB21-10 Industrial longlining catch rates, temporal variation and length-frequency of swordfish (Xiphias gladius) fishery in the Kenyan Marine waters 25/08/2023
IOTC-2023-WPB21-12 Update of the Swordfish Catch, Effort and Standardized CPUEs by the Portuguese Pelagic Longline Fleet Operating in the Indian Ocean, Between 1998 and 2022 25/08/2023
IOTC-2023-WPB21-13 Standardized CPUE of swordfish (Xiphias gladius) from Indonesian tuna longline fleets in the north-eastern Indian Ocean 25/08/2023
IOTC-2023-WPB21-14_Rev1 CPUE standardization for swordfish (Xiphias gladius) by Japanese longline fishery in the Indian Ocean using zero-inflated Bayesian hierarchical spatial model 25/08/2023
IOTC-2023-WPB21-15_Rev1 Updated Standardized Catch Rates Of Swordfish (Xiphias gladius) Caught by the Spanish Surface Longline Fleet in the Indian Ocean During the 2001-2021 Period 25/08/2023
IOTC-2023-WPB21-16_Rev1 CPUE standardization of swordfish (Xiphias gladius) caught by Taiwanese large-scale longline fishery in the Indian Ocean 25/08/2023
IOTC-2023-WPB21-17 WITHDRAWN - Population size estimation of swordfish through Close-Kin Mark Recapture 25/08/2023
IOTC-2023-WPB21-18_Rev1 Stock assessment of swordfish (Xiphias gladius) in the Indian Ocean using A Stock-Production Model Incorporating Covariates (ASPIC) 25/08/2023
IOTC-2023-WPB21-19 Indian Ocean Swordfish Stock Assessment 1950-2021 (Stock Synthesis) 25/08/2023
IOTC-2023-WPB21-20 Billfish from Purse Seiners fisheries in the Andaman Sea of Thailand 25/08/2023
IOTC-2023-WPB21-21 Evaluating the Status of Large Pelagic Fisheries in Iran: A Focus on Sustainable Management of Billfish fisheries 25/08/2023
IOTC-2023-WPB21-22 Analysis of the at-haulback mortality of striped marlin (Tetrapturus audax) in the western Indian Ocean by Chinese longline fishing using a GLM 25/08/2023
IOTC-2023-WPB21-23 Habitat and movements of the swordfish Xiphias gladius in the southern Indian Ocean oligotrophic gyre and beyond: preliminary results of swordfish tagging experiments in Reunion Island 28/08/2023
IOTC-2023-WPB21-24_Rev1 Effect Of Bait Types On Catchability Of Bill Fish In Tuna Longline Fishery In Sri Lanka 28/08/2023
IOTC-2023-WPB21-25_Rev1 Larval billfish abundance in the Western Indian Ocean and future research endeavors 28/08/2023
IOTC-2023-WPB21-26 IOTC Swordfish Management Strategy Evaluation Update 29/08/2023
IOTC-2023-WPB21-27 Findings from 101 satellite tags deployed on Indian Ocean billfish during the FLOPPED project 31/08/2023
IOTC-2023-WPB21-28 The Status of Billfish Populations in Somalia: Challenges and Opportunities for Conservation and Management 04/09/2023
IOTC-2023-WPB21-29 Shortbill spearfish Tetrapturus angustirostris: a note on the distribution and occurrence in the Indian Ocean fisheries 06/09/2023
IOTC-2023-WPB21-30_Rev1 Updated stock assessment of swordfish (Xiphias gladius) in the Indian Ocean using the Bayesian state-space surplus production model (JABBA) 08/09/2023
Datasets
Reference Title Available on File
IOTC-2023-WPB21-DATA03 Nominal Catches per Fleet, Year, Gear, IOTC Area and species 24/07/2023
IOTC-2023-WPB21-DATA04 Catch and effort data - vessels using drifting longlines 24/07/2023
IOTC-2023-WPB21-DATA05 Catch and effort data - surface fisheries 24/07/2023
IOTC-2023-WPB21-DATA06 Catch and effort data - vessels using other gears (e.g., gillnets, lines and unclassified gears) 24/07/2023
IOTC-2023-WPB21-DATA07 Catch and effort data - all vessels 24/07/2023
IOTC-2023-WPB21-DATA08 Catch and effort data - reference file 24/07/2023
IOTC-2023-WPB21-DATA09 Size frequency data - billfish species 24/07/2023
IOTC-2023-WPB21-DATA10 Size frequency data - reference file 24/07/2023
Information papers
Reference Title Available on File
IOTC-2023-WPB21-INF01 Review of the statistical data available for Indian Ocean black marlin (1950-2021) 02/09/2023
IOTC-2023-WPB21-INF02 Review of the statistical data available for Indian Ocean blue marlin (1950-2021) 02/09/2023
IOTC-2023-WPB21-INF03 Review of the statistical data available for Indian Ocean striped marlin (1950-2021) 02/09/2023
IOTC-2023-WPB21-INF04 Review of the statistical data available for Indian Ocean Indo-pacific sailfish (1950-2021) 02/09/2023
IOTC-2023-WPB21-INF05 Review of the statistical data available for Indian Ocean swordfish (1950-2021) 03/09/2023
IOTC-2023-WPB21-INF06 Status of marlins and sailfish catches - Resolution 18/05 12/09/2023
Meeting Report
Reference Title Available on File
IOTC-2023-WPB21-R Report of the 21st Session of the IOTC Working Party on Billfish 13/11/2023

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