@article{fdi:010091076, title = {{M}etal extraction capacities of the two halophytes {S}esuvium portulacastrum and {S}uaeda australis from {N}ew {C}aledonian estuaries contaminated with metals}, author = {{B}onaventure, {P}. and {G}uentas, {L}. and {B}urtet-{S}arramegna, {V}. and {D}ella {P}atrona, {L}. and {M}ajorel, {C}larisse and {M}{\'e}devielle, {V}. and {L}e {M}estre, {M}. and {A}mir, {H}.}, editor = {}, language = {{ENG}}, abstract = {{T}he increase in population and its needs have worsened the issue of metal contamination of the environment, negatively impacting plants, animals, and human health. {N}ew {C}aledonia, a biodiversity hotspot, faces a significant source of metals from mining activity and erosion that affect unique ecosystems that require protection. {I}n this study, we explore the potential of halophytes to remediate metals, with the aim of safeguarding seashores and lagoons. {W}e examine the optimal growth and metal bioaccumulation conditions of two halophytic species, {S}esuvium portulacastrum ({L}.) {L}. and {S}uaeda australis ({R}.{B}r.) {M}oq, which dominates the salt marshes of {N}ew {C}aledonian coasts. {T}hese species were subjected to two levels of metal concentration and two levels of irrigation frequency, which mimic the fluctuation in soil water content due to seasonal changes and tidal irregularities. {T}he results showed that {S}. portulacastrum growth was enhanced when the irrigation frequency was lowered, while {S}. australis preferred constant soil moisture. {S}. australis accumulated more {N}i, {C}o, and {C}r than {S}. portulacastrum, especially in the roots. {H}owever, {S}. portulacastrum transported more metals in the aerial parts than {S}. australis. {T}his work showed promising abilities of both species to accumulate metals and suggests further research to improve their metal phytoremediation potential in {N}ew {C}aledonian salt marshes.}, keywords = {{NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{B}ioremediation {J}ournal}, numero = {}, pages = {[20 p.]}, ISSN = {1088-9868}, year = {2024}, DOI = {10.1080/10889868.2024.2362350}, URL = {https://www.documentation.ird.fr/hor/fdi:010091076}, }