observe_tuna_ecoscope

Occurrence dataset published by IRD - Institute of Research for Development

  • 54,719

    Occurrences
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Summary

Full Title

observe_tuna_ecoscope

Description

Studies of catches done by tropical tuna fisheries in Atlantic and Indian oceans. Species composition of schools caught by different fleet of purse seiners in related areas (France, Spain, Ghana..) funded by european program for fisheries data collection.

Additional Information

http://www.ecoscopebc.ird.fr/EcoscopeKB/ShowResource?resourceUri=http%3A%2F%2Fwww.ecoscope.org%2Fontologies%2Fresources%23dbObstuna

Temporal coverages

Date range: Oct 30, 2005 - Oct 11, 2010

Language of Data

 

Administrative contact
Pascal Cauquil
IRD, Institut de Recherche pour le Développement, UMR EME CRH-EME, Avenue Jean Monnet BP 171 34203 Sète +33 499573215
Metadata author
Julien Barde
Research engineer
IRD, Institut de Recherche pour le Développement, UMR EME CRH-EME, Avenue Jean Monnet BP 171 34203 Sète +33 499573215
Originator
Pascal Cauquil
IRD, Institut de Recherche pour le Développement, UMR EME CRH-EME, Avenue Jean Monnet BP 171 34203 Sète +33 499573215

Published by

IRD - Institute of Research for Development

Publication Date

Jul 13, 2011

Registration Date

Jul 21, 2011

Served by

IPT, IRD FRANCE

Alternative Identifiers

External Data

Metadata Documents

Taxonomic Coverage

All individuals were identified to species or genus

SPECIES
Thunnus alalunga, Thunnus obesus, Auxis rochei, Auxis thazard, Euthynnus affinis, Euthynnus alletteratus, Katsuwonus pelamis, Thunnus albacares
RANK_NOT_SPECIFIED
Auxis sp.

54,710 Georeferenced data

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Description

atlantic (mainly guinea Gulf) and south West Indian oceans (around Seychelles, more

About

What does this map show?

Geographic Coverage

atlantic (mainly guinea Gulf) and south West Indian oceans (around Seychelles, Somalia and Mozambic channel).

Data Collection Framework

show all

Study area description

atlantic and Indian oceans

Funding

Data Collection Framework european program (and previous program Data Collection Regulation, DCR). TAAF program.

Project Personnel

Author
EU EU

Associated parties

Point of contact
Chavance Pierre
researcher
IRD 65 av Jean Monnet 34200 Sète +33499573224
Point of contact
Chassot Emmanuel
researcher
IRD 65 av Jean Monnet 34200 Sète +33499573224
Point of contact
Rodriguez Céline
engineer
IRD 65 av Jean Monnet 34200 Sète France +33499573204

Methodology

Study extent

Size sampling (length and weight)

Sampling description

Size sampling (length and weight)

Quality control

Location is validated by using Vessel Monitoring systems (VMS). Observations are made by professional onboard observers.