The transects and the thermometer are at -14 meters depth on the outer slope.
23°20.660'S/149°24.220'W (conversion DM/DMS)
The wave probe was at -40m until 2017, then moved to -44m until 2021 where it is since at -30m.
coming soon

The Polynesia Mana since 1997

Icon Corail 35px The analysis of the coral cover is done using three methods:
Photo-quadrat coral transect
Coral survey by "manta tow"
Underwater seascape photography
You can access to and to aux quadrats

YearRugosity parallelRugosity perpendicularHeight SD parallelHeight SD perpendicular
20191.5447 (sd 0.0847)1.4984(sd 0.0807)0.19820.1738
20211.5457 (sd 0.0662)1.5215(sd 0.1161)0.20110.1699

Icon Poisson 35px The fish are estimated using ichtyological assessment.
Here are the data
Icon Vague 80px The measures of the waves are done using the SBE 26 Seagauge wave and tide recorder.
Here are the data
Icon Temp The temperature is recorded using the SBE 26 Seagauge wave and tide recorder (see the previous link to access the data) and also using the SBE 56 Thermometer.
Here are the thermometer data

Quadrat n°10 on the outer slope of Tubuai, in 2015/CRIOBE

3D reconstruction of the site (2019)/CRIOBE

3D reconstruction of the site (2021)/CRIOBE

Click here to access an interactive video to compare 2019 and 2021 (warning 220MB of video)

Historique Tubuai
Données brutes de suivi des équipements. Les dates affichées correspondent à la date de modification du fichier informatique en laboratoire.

2013-01-14 13:11:19CRIOBE > MooreaCRIOBE > TubuaiSBE26 houlographe 1185
2015-03-16 23:58:24CRIOBE > MooreaCRIOBE > TubuaiSBE26 houlographe 1186
2015-05-01 02:09:54CRIOBE > TubuaiCRIOBE > SamoaSBE26 houlographe 1185
2017-03-15 20:39:36CRIOBE > Moorea > CRIOBE (33)CRIOBE > Tubuai (11)SBE26 houlographe 1280
2017-04-28 07:02:38CRIOBE > Tubuai (11)CRIOBE > Moorea > CRIOBE (33)SBE26 houlographe 1186
2019-10-02 03:27:29CRIOBE > Moorea > CRIOBE (33)CRIOBE > Tubuai (11)SBE56Temp 3434
2019-10-02 03:28:05CRIOBE > Moorea > CRIOBE (33)CRIOBE > Tubuai (11)wave Gauge Blue 10-22-01 161056 19-03-14 #001
2021-04-19 22:26:32CRIOBE > Tubuai (11)CRIOBE (2)wave Gauge Blue 10-22-01 161056 19-03-14 #001
2021-04-19 22:26:55CRIOBE > Tubuai (11)CRIOBE > Moorea > CRIOBE (33)SBE56Temp 3434
2021-04-19 22:29:04CRIOBE > Moorea > CRIOBE (33)CRIOBE > Tubuai (11)SBE26 houlographe 1186


blog mission
Mission Avril 2017
Cecile Friday May 5, 2017

Mise en place du Thermographe SBE56 n° de série 1294076
Changement du houlographe

Blanchissement corallien sévère. Transects lagons et photos supplémentaires réalisés pour le suivi spécifique de l'événement.


Interactive map


1)  2023-04-03
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2)  2023-05-22
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3)  2023-06-19