@article{fdi:010073061, title = {{V}ariability of {CO}2 emissions during the rearing cycle of a semi-intensive shrimp farm in a mangrove coastal zone ({N}ew {C}aledonia)}, author = {{A}ime, {J}oanne and {A}lenbach, {M}. and {B}ourgeois, {C}. and {L}eopold, {A}. and {J}acotot, {A}. and {V}inh, {T}. {V}. and {N}ho, {N}. {T}. and {D}ella {P}atrona, {L}. and {M}archand, {C}yril}, editor = {}, language = {{ENG}}, abstract = {{I}n {N}ew {C}aledonia, shrimp ponds are built not on cleared mangroves but on salt flats behind the mangroves. {T}he objectives of this study were to determine the variability of {CO}2 fluxes from a semi-intensive shrimp pond during active and non-active periods of the farm and to determine the carbon dynamics from the upstream tidal creek to the downstream creek, which receives the farm's effluents. {CO}2 emissions from the active pond were estimated at 11.1 5.26 mmol {CO}2 m(-2) d(-1). {B}y modifying the hydrodynamics of the creeks, farm practices also influenced {CO}2 emissions from both the upstream and downstream creeks. {A}fter tillage, all the organic carbon deposited at the pond bottom during the active period was mineralized, resulting in {CO}2 emissions to the atmosphere estimated at 7.9 {TCO}2 ha(-1). {T}herefore, shrimp farming is an anthropogenic source of {CO}2 to the atmosphere, but suitable and optimized rearing practices limit these emissions.}, keywords = {{S}hrimp farming ; {A}quaculture practices ; {G}reenhouse gas ; {M}angrove ; {E}ffluents ; {N}ew {C}aledonia ; {NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{M}arine {P}ollution {B}ulletin}, volume = {129}, numero = {1}, pages = {194--206}, ISSN = {0025-326{X}}, year = {2018}, DOI = {10.1016/j.marpolbul.2018.02.025}, URL = {https://www.documentation.ird.fr/hor/fdi:010073061}, }