@article{fdi:010072011, title = {{N}atural and anthropogenic particulate-bound aliphatic and polycyclic aromatic hydrocarbons in surface waters of the {G}ulf of {G}abes ({T}unisia, southern {M}editerranean {S}ea)}, author = {{F}ourati, {R}. and {T}edetti, {M}arc and {G}uigue, {C}. and {G}outx, {M}. and {Z}aghden, {H}. and {S}ayadi, {S}. and {E}lleuch, {B}.}, editor = {}, language = {{ENG}}, abstract = {{P}articulate-bound aliphatic and polycyclic aromatic hydrocarbons ({AH}s and {PAH}s) were investigated in the surface waters of the {G}ulf of {G}abes ({T}unisia, southern {M}editerranean {S}ea). {S}amples were collected off the {S}fax and {G}abes-{G}hannouch coasts. {C}oncentrations in total resolved n-alkanes ranged from 0.03 to 3.2 mu g {L}-1, and concentrations in total parents + alkylated {PAH}s ranged from bdl to 108.6 ng {L}-1. {T}he highest concentrations were recorded in the southern {S}fax. {AH}s were mainly of biogenic origin with odd n-alkane predominance, although an anthropogenic contribution was also detected. {T}he {PAH} molecular patterns revealed a mixed origin with the presence of low molecular weight and alkylated compounds, characteristic of uncombusted oil-derived products, and the presence of high molecular weight compounds, typical of combustion residues. {R}ainfall events induced an increase in {PAH} concentrations by a factor 1.5-23.5. {T}he particle-water partition coefficients ({K}-oc) suggest that the partitioning of {PAH}s between the particulate and dissolved phases is driven by hydrophobicity and organic matter composition.}, keywords = {{H}ydrocarbons ; {C}oastalwaters ; {P}articles ; {O}rganic matter ; {P}artition coefficient ; {G}ulf of {G}abes ; {M}editerranean {S}ea ; {MEDITERRANEE} ; {TUNISIE} ; {GABES} {GOLFE}}, booktitle = {}, journal = {{E}nvironmental {S}cience and {P}ollution {R}esearch}, volume = {25}, numero = {3}, pages = {2476--2494}, ISSN = {0944-1344}, year = {2018}, DOI = {10.1007/s11356-017-0641-7}, URL = {https://www.documentation.ird.fr/hor/fdi:010072011}, }