@article{fdi:010071970, title = {{D}istribution patterns and population structure of the blue shark ({P}rionace glauca) in the {A}tlantic and {I}ndian {O}ceans}, author = {{C}oelho, {R}. and {M}ejuto, {J}. and {D}omingo, {A}. and {Y}okawa, {K}. and {L}iu, {K}. {M}. and {C}ortes, {E}. and {R}omanov, {E}. {V}. and da {S}ilva, {C}. and {H}azin, {F}. and {A}rocha, {F}. and {M}wilima, {A}. {M}. and {B}ach, {P}ascal and de {Z}arate, {V}. {O}. and {R}oche, {W}. and {L}ino, {P}. {G}. and {G}arcia-{C}ortes, {B}. and {R}amos-{C}artelle, {A}. {M}. and {F}orselledo, {R}. and {M}as, {F}. and {O}hshimo, {S}. and {C}ourtney, {D}. and {S}abarros, {P}. {S}. and {P}erez, {B}. and {W}ogerbauer, {C}. and {T}sai, {W}. {P}. and {C}arvalho, {F}. and {S}antos, {M}. {N}.}, editor = {}, language = {{ENG}}, abstract = {{T}he blue shark ({P}rionace glauca) is the most frequently captured shark in pelagic oceanic fisheries, especially pelagic longlines targeting swordfish and/or tunas. {A}s part of cooperative scientific efforts for fisheries and biological data collection, information from fishery observers, scientific projects and surveys, and from recreational fisheries from several nations in the {A}tlantic and {I}ndian {O}ceans was compiled. {D}ata sets included information on location, size and sex, in a total of 478,220 blue shark records collected between 1966 and 2014. {S}izes ranged from 36 to 394cm fork length. {C}onsiderable variability was observed in the size distribution by region and season in both oceans. {L}arger blue sharks tend to occur in equatorial and tropical regions, and smaller specimens in higher latitudes in temperate waters. {D}ifferences in sex ratios were also detected spatially and seasonally. {N}ursery areas in the {A}tlantic seem to occur in the temperate south-east off {S}outh {A}frica and {N}amibia, in the south-west off southern {B}razil and {U}ruguay, and in the north-east off the {I}berian {P}eninsula and the {A}zores. {P}arturition may occur in the tropical north-east off {W}est {A}frica. {I}n the {I}ndian {O}cean, nursery areas also seem to occur in temperate waters, especially in the south-west {I}ndian {O}cean off {S}outh {A}frica, and in the south-east off south-western {A}ustralia. {T}he distributional patterns presented in this study provide a better understanding of how blue sharks segregate by size and sex, spatially and temporally, and improve the scientific advice to help adopt more informed and efficient management and conservation measures for this cosmopolitan species.}, keywords = {{A}tlantic {O}cean ; fishery observer programmes ; {I}ndian {O}cean ; pelagic fisheries ; size distribution ; spatial distribution ; {ATLANTIQUE} ; {OCEAN} {INDIEN}}, booktitle = {}, journal = {{F}ish and {F}isheries}, volume = {19}, numero = {1}, pages = {90--106}, ISSN = {1467-2960}, year = {2018}, DOI = {10.1111/faf.12238}, URL = {https://www.documentation.ird.fr/hor/fdi:010071970}, }