@article{fdi:010067396, title = {{S}tatistics of the {F}rench purse seine fishing fleet targeting tropical tunas in the {A}tlantic {O}cean (1991-2014)}, author = {{F}loch, {L}aurent and {D}ewals, {P}atrice and {I}ri{\'e}, {D}ominique and {C}auquil, {P}ascal and {G}aertner, {D}aniel and {C}havance, {P}ierre and {M}aufroy, {A}lexandra and {C}hassot, {E}mmanuel}, editor = {}, language = {{ENG}}, abstract = {{T}he {F}rench purse seine fleet was composed in 2014 of 9 purse seiners of storage capacity >700 t and >60 m length overall, and 1 support vessel of 40 m length overall. {T}he fleet capacity and overall nominal effort have remained stable in the recent years with a total annual number of about 2,000 fishing sets made in 2014, among which 55% on free-swimming schools and 45% on schools associated with fish aggregating devices ({FAD}s). {T}he total number of buoys used for tracking {FAD}s has remained stable during 2010-2014 at around 660 ({SD} = 100), despite some important variations between vessels and seasons. {I}n 2014, the total landings of the {F}rench fleet reached more than 40,000 t and were composed of about 50% yellowfin, 40% skipjack, and less than 10% bigeye. {S}kipjack predominated in the catch on {FAD}-associated schools (i.e. 70% in 2014) while large yellowfin predominated in the free-swimming schools catch (i.e. 80% in 2014). {C}atch rates on {FAD}s have steadily increased to exceed 10 t per searching day in 2014. {T}his increase results from the combination of an increased number of sets on {FAD}s and an increased expected catch per successful set related to increased mean weights of skipjack and yellowfin in the catch.}, keywords = {{PECHE} {THONIERE} ; {SENNEUR} ; {CAPTURE} ; {THON} ; {DISTRIBUTION} {SPATIALE} ; {EFFORT} {DE} {PECHE} ; {ANALYSE} {STATISTIQUE} ; {ATLANTIQUE} ; {FRANCE}}, booktitle = {}, journal = {{C}ollective {V}olume of {S}cientific {P}apers - {ICCAT}}, volume = {73}, numero = {3 ({SCRS}/2015/196)}, pages = {577--599}, ISSN = {1021-5212}, year = {2016}, URL = {https://www.documentation.ird.fr/hor/fdi:010067396}, }