@article{fdi:010074004, title = {{I}dentifying key habitat and spatial patterns of fish biodiversity in the tropical {B}razilian continental shelf}, author = {{E}duardo, {L}. {N}. and {F}redou, {T}. and {L}ira, {A}. {S}. and {F}erreira, {B}. {P}. and {B}ertrand, {A}rnaud and {M}{\'e}nard, {F}r{\'e}d{\'e}ric and {F}redou, {F}. {L}.}, editor = {}, language = {{ENG}}, abstract = {{K}nowledge of the spatial distribution of fish assemblages biodiversity and structure is essential for prioritizing areas of conservation. {H}ere we describe the biodiversity and community structure of demersal fish assemblages and their habitat along the northeast {B}razilian coast by combining bottom trawl data and underwater footage. {S}pecies composition was estimated by number and weight, while patterns of dominance were obtained based on frequency of occurrence and relative abundance. {A} total of 7235 individuals (830 kg), distributed in 24 orders, 49 families and 120 species were collected. {C}ommunity structure was investigated through clustering analysis and by a non-metric multidimensional scaling technique. {F}inally, diversity was assessed based on six indices. {F}our major assemblages were identified, mainly associated with habitat type and depth range. {T}he higher values of richness were found in sand substrate with rocks, coralline formations and sponges ({SWCR}) habitats, while higher values of diversity were found in habitats located on shallow waters (10-30 m). {F}urther, assemblages associated with sponge-reef formations presented the highest values of richness and diversity. {I}n management strategies of conservation, we thus recommend giving special attention on {SWCR} habitats, mainly those located on depths between 30 and 60 m. {T}his can be achieved by an offshore expansion of existing {MPA}s and/or by the creation of new {MPA}s encompassing those environments.}, keywords = {{D}emersal fish assemblage ; {N}ortheast {B}razilian coast ; {U}nderwater footages ; {F}ish assemblage structure ; {M}arine {P}rotected {A}reas ; {H}abitat composition ; {ZONE} {TROPICALE} ; {ATLANTIQUE} ; {BRESIL} {NORD} {EST}}, booktitle = {}, journal = {{C}ontinental {S}helf {R}esearch}, volume = {166}, numero = {}, pages = {108--118}, ISSN = {0278-4343}, year = {2018}, DOI = {10.1016/j.csr.2018.07.002}, URL = {https://www.documentation.ird.fr/hor/fdi:010074004}, }