@article{fdi:010087652, title = {{E}cological responses of meiofauna to a saltier world : a case study in the {V}an {U}c {R}iver {C}ontinuum ({V}ietnam) in the dry season}, author = {{N}guyen, {H}. {T}. and {G}ourdon, {L}. and {B}ui, {H}. {V}. and {D}ao, {D}. {T}. and {M}ai, {H}. and {D}o, {H}. {M}. and {N}guyen, {T}. {V}. and {O}uillon, {S}ylvain}, editor = {}, language = {{ENG}}, abstract = {{I}ncreasing intensity of storms, typhoons, and sea level rise in conjunction with high water demand, especially for agriculture, in dry seasons in the {R}ed {R}iver {D}elta may have led to seawater intruding deeper into the rivers' estuaries. {G}iven that losses of agricultural productivity and shortages of freshwater resources are projected, a reliable early warning of salinity invasion is, therefore, crucially needed. {T}o evaluate the impact of salinity variations on riverine ecosystems, distribution patterns of meiofauna were examined at 20 stations along the {V}an {U}c {R}iver continuum in the dry season. {M}eiofaunal richness indices were higher in the estuary and slightly decreased upriver. {N}ematoda was the most dominant taxon in salty stations, while {R}otifera was more abundant in the less salty ones. {A} multiple variate analysis showed a strong interplay among salinity, nutrients, and pore water conductivity, which shaped the meiofaunal distribution. {T}he inclusion of pore water salinity, nutrients, and meiofaunal community structure indicated a greater extent of the saline ecosystem in the estuary, posing a greater risk of freshwater salinization. {O}ur results highlight the potential role of meiofauna as bioindicators but also call for a reformation of salinity assessment for better freshwater conservation and management.}, keywords = {salinity intrusion ; meiofauna ; community structure ; bioindicator ; ecotone ; {VIET} {NAM}}, booktitle = {}, journal = {{W}ater}, volume = {15}, numero = {7}, pages = {[17 p.]}, year = {2023}, DOI = {10.3390/w15071278}, URL = {https://www.documentation.ird.fr/hor/fdi:010087652}, }