@article{fdi:010060610, title = {{L}ooking behind the curtain : quantifying massive shark mortality in fish aggregating devices}, author = {{F}ilmalter, {J}ohn and {C}apello, {M}. and {D}eneubourg, {J}. {L}. and {C}owley, {P}. {D}. and {D}agorn, {L}aurent}, editor = {}, language = {{ENG}}, abstract = {{I}ncreasing catch rates are considered the main impact of dynamic fisheries practices on marine ecosystems, but other effects can be equally important and are often ignored. {H}ere we quantify a major, previously unknown source of shark mortality: entanglement in drifting fish aggregating devices, now widely used in the global tropical tuna purse-seine fishery. {U}sing satellite tagging and underwater observational data, we developed two novel, independent, and complementary approaches, which quantify and highlight the scale of this problem. {E}ntanglement mortality of silky sharks ({C}archarhinus falciformis) in the {I}ndian {O}cean was 5-10 times that of the known bycatch of this imperiled species from the region's purse-seine fleet. {M}ore importantly, these estimates from a single ocean (480 000-960 000 silky sharks) mirror those from all world fisheries combined (400 000-2 million silky sharks), a situation that clearly requires immediate management intervention and extensive monitoring.}, keywords = {{SEYCHELLES} ; {OCEAN} {INDIEN} ; {MOZAMBIQUE} {CANAL}}, booktitle = {}, journal = {{F}rontiers in {E}cology and the {E}nvironment}, volume = {11}, numero = {6}, pages = {291--296}, ISSN = {1540-9295}, year = {2013}, DOI = {10.1890/130045}, URL = {https://www.documentation.ird.fr/hor/fdi:010060610}, }