23rd Working Party on Tropical Tuna (WPTT23): Data Preparatory meeting

Meeting:

Working Party on Tropical Tunas (WPTT)

Meeting year:

2021

Meeting session:

2 301

Date:

Mon, 10/05/2021 - 12:00 to Fri, 14/05/2021 - 16:00

Venue country/city:

Online/Virtual

Location:

Microsoft Teams

Chairperson:

Dr. Gorka Merino

Vice-Chairperson:

Dr. Shiham Adam

Objective:

To prepare for the 2021 Yellowfin Tuna stock assessment session.

Deadlines:

Paper titles are due 30 days before the meeting starts (10 April 2021)
Full papers are due 15 days before the meeting starts (25 April 2021)

Documents

Meeting Report
Reference	Title	Available on	File
IOTC-2021-WPTT23(DP)-R	Report of the 23rd Session of the IOTC Working Party on Tropical Tunas, Data Preparatory Meeting	23/06/2021

Datasets
Reference	Title	Available on	File
IOTC-2021-WPTT23(DP)-DATA03	Nominal catches by fleet, year, gear, IOTC area and species	01/05/2021
IOTC-2021-WPTT23(DP)-DATA04	Catch and effort data - vessels using drifting longlines	01/05/2021
IOTC-2021-WPTT23(DP)-DATA05	Catch and effort data - surface fisheries	01/05/2021
IOTC-2021-WPTT23(DP)-DATA06	Catch and effort data - vessels using other gears (e.g., gillnets, lines and unclassified gears)	01/05/2021
IOTC-2021-WPTT23(DP)-DATA07	Catch and effort data - all vessels	01/05/2021
IOTC-2021-WPTT23(DP)-DATA08	Catch and effort data - reference file	01/05/2021
IOTC-2021-WPTT23(DP)-DATA09	Size frequency data - Bigeye tuna (BET)	01/05/2021
IOTC-2021-WPTT23(DP)-DATA10	Size frequency data - Skipjack tuna (SKJ)	01/05/2021
IOTC-2021-WPTT23(DP)-DATA11	Size frequency data - Yellowfin tuna (YFT)	01/05/2021
IOTC-2021-WPTT23(DP)-DATA12	Size frequency data - reference file	01/05/2021
IOTC-2021-WPTT23(DP)-DATA13	Equations used to convert from fork length to round weight for tropical tunas species	01/05/2021

Information papers
Reference	Title	Available on	File
IOTC-2021-WPTT23(DP)-INF01	Review of Japanese fisheries and tropical tuna catch in the Indian Ocean	07/05/2021
IOTC-2021-WPTT23(DP)-INF02	Japanese longline CPUE for yellowfin tuna in the Indian Ocean standardized by generalized linear model which includes cluster analysis	07/05/2021
IOTC-2021-WPTT23(DP)-INF03	CPUE standardization of yellowfin tuna caught by Korean tuna longline fishery in the Indian Ocean, 1979-2019	07/05/2021
IOTC-2021-WPTT23(DP)-INF04	On-going investigation of Japanese longline CPUE for yellowfin tuna in the Indian Ocean standardized by vector-autoregressive spatiotemporal model	10/05/2021
IOTC-2021-WPTT23(DP)-INF05	Yellowfin tuna synopsis	09/05/2021

Meeting documents
Reference	Title	Available on	File
IOTC-2021-WPTT23(DP)-01a_Rev1	Draft agenda for the WPTT23(DP)	07/04/2021
IOTC-2021-WPTT23(DP)-01b	Draft Annotated Agenda of the Working Party on Tropical Tunas	03/05/2021
IOTC-2021-WPTT23(DP)-02_Rev2	Draft list of documents for the WPTT23(DP)	05/05/2021
IOTC-2021-WPTT23(DP)-03	SC23 Outcomes	23/04/2021
IOTC-2021-WPTT23(DP)-04_Rev1	S24 and SS4 Outcomes	23/04/2021
IOTC-2021-WPTT23(DP)-05	Review of current CMMs	23/04/2021
IOTC-2021-WPTT23(DP)-06	Progress on WP22 Recommendations	23/04/2021
IOTC-2021-WPTT23(DP)-07_Rev1	Review of the statistical data available for yellowfin tuna	07/05/2021
IOTC-2021-WPTT23(DP)-08	Draft review of size data from Indian Ocean longline fleets, and its utility for stock assessment	06/05/2021
IOTC-2021-WPTT23(DP)-09	Reproductive Biology of Yellowfin Tuna (Thunnus albacares Bonnaterre, 1788) from Southern Part of Indonesian Waters and its Application as Limit Reference Point (Lm50)	29/04/2021
IOTC-2021-WPTT23(DP)-10	Status of tuna resources (oceanic & neritic) & some biological aspects of selected tuna species in India	29/04/2021
IOTC-2021-WPTT23(DP)-11_Rev1	Exploratory analysis of tropical tuna longline selectivity and its implications for stock assessment	29/04/2021
IOTC-2021-WPTT23(DP)-12	Status of Tropical Tuna Fisheries of Pakistan with Special Reference to Yellowfin Tuna	29/04/2021
IOTC-2021-WPTT23(DP)-13	Bayesian Skipjack and Yellowfin Tuna CPUE Standardisation Model for Maldives Pole and Line 1970-2019	29/04/2021
IOTC-2021-WPTT23(DP)-14	Report of trilateral collaborative study among Japan, Korea and Taiwan for producing joint abundance indices for the yellowfin tunas in the Indian Ocean using longline fisheries data up to 2019	10/05/2021
IOTC-2021-WPTT23(DP)-15_Rev1	Associative Behavior-Based abundance Index (ABBI) for yellowfin tuna (Thunnus albacares) in the Western Indian Ocean.	29/04/2021
IOTC-2021-WPTT23(DP)-16	European purse seine CPUE standardization: methodology and framework for the YFT stock assessment	29/04/2021
IOTC-2021-WPTT23(DP)-17	Introduction to the IOTC tuna factory purchases data flow and database	07/05/2021