@article{fdi:010077346, title = {{W}ater and sediment budget of {C}asiquiare channel linking {O}rinoco and {A}mazon catchments, {V}enezuela}, author = {{L}araque, {A}lain and {L}opez, {J}. {L}. and {Y}epez, {S}. and {G}eorgescu, {P}.}, editor = {}, language = {{ENG}}, abstract = {{T}he {C}asiquiare {R}iver is a natural channel that connects two of the greatest rivers in the world, the {O}rinoco and the {A}mazon in the {S}outh {A}merican continent. {T}he aim of this paper is to present a review and synthesis of the hydrological and sedimentological knowledge of the {C}asiquiare {R}iver, including the first hydro-sedimentary balance of the {C}asiquiare fluvial system conducted 9-12 {S}eptember 2000 at the bifurcation and mouth during the expedition '{H}umboldt-{A}mazonia 2000'. {B}athymetric flow discharge and physico-chemical measurements were made at the inlet and outlet of the {C}asiquiare {C}hannel. {T}he main conclusions of this study indicate that {C}asiquiare is taking a significant proportion of flow (20% to 30%) from the {U}pper {O}rinoco basin to the {A}mazon basin. {T}hroughout its 356 km-course, this chameleon channel undergoes significant morphological, hydrological, and bio-geochemical variations between the inlet and outlet, whose most visible witnesses are the increase in its width (3 to 4 times), flow (7 to 9 times), and its change in water color (white to black water), under the influence of tributaries coming from vast forest plains.}, keywords = {{C}asiquiare ; {O}rinoco ; {A}mazon ; bifurcation ; hydro-sedimentary budget ; {VENEZUELA} ; {ORENOQUE} {COURS} {D}'{EAU} ; {AMAZONE} {COURS} {D}'{EAU} ; {CASIQUIARE} {CANAL}}, booktitle = {{M}ultiscale impacts of anthropogenic and climate changes on tropical and mediterranean hydrology}, journal = {{W}ater}, volume = {11}, numero = {10}, pages = {art. 2068 [17 p.]}, year = {2019}, DOI = {10.3390/w11102068}, URL = {https://www.documentation.ird.fr/hor/fdi:010077346}, }