@article{fdi:010079989, title = {{T}he lagoon geomorphology of pearl farming atolls in the {C}entral {P}acific {O}cean revisited using detailed bathymetry data}, author = {{A}ndr{\'e}fou{\¨e}t, {S}erge and {G}enthon, {P}ierre and {P}elletier, {B}ernard and {L}e {G}endre, {R}. and {F}riot, {C}. and {S}mith, {R}. and {L}iao, {V}.}, editor = {}, language = {{ENG}}, abstract = {{T}he lagoons of seven {F}rench {P}olynesia and {C}ook {I}slands pearl farming atolls ({R}aroia, {T}akume, {M}opelia, {T}akapoto, {A}he, {T}akaroa and {M}anihiki) were surveyed using multibeam and mono-beam sounders. {F}rom the detailed bathymetry, morphometric variables (average and maximum depth, frequency-area of depth, lagoon area and volume) are computed and compared. {R}emarkable geomorphological structures highlighted by bathymetric variations include deep reticulated structures and pinnacles. {T}he seven atolls appear very different in abundance, size and density of these entities. {C}onsidering them as markers of the geological, sedimentological and eustatic processes that shape atoll lagoons, they are discussed in the context of the general theory of atoll lagoon formations involving karstic dissolution during {P}leistocene or earlier low sea-level stands. {I}n terms of pearl farming management, accurate bathymetric maps help pearl oyster wild stock assessment, development of circulation and biogeochemical models, better lagoon zoning and strategy to remove pearl farming derelict gears.}, keywords = {{T}uamotu ; {K}arst ; {R}eticulated reef ; {P}innacle ; {H}olocene ; {M}ulti-beam ; bathymetry ; {POLYNESIE} {FRANCAISE} ; {TUAMOTU} ; {COOK} {ILES} ; {RAROIA} {ATOLL} ; {TAKUME} {ATOLL} ; {MOPELIA} {ATOLL} ; {TAKAPOTO} {ATOLL} ; {AHE} {ATOLL} ; {TAKAROA} {ATOLL} ; {MANIHIKI} {ATOLL} ; {PACIFIQUE} {CENTRE}}, booktitle = {}, journal = {{M}arine {P}ollution {B}ulletin}, volume = {160}, numero = {}, pages = {111580 [13 p.]}, ISSN = {0025-326{X}}, year = {2020}, URL = {https://www.documentation.ird.fr/hor/fdi:010079989}, }