Localisation
The transects and the thermometer are at -12 meters depth on the outer slope.
16°44.230'S/151°30.240'W (conversion DM/DMS)
Program
The Polynesia Mana since 1994
| The analysis of the coral cover is done using three methods: Photo-quadrat coral transect Coral survey by "manta tow" Underwater seascape photography Photogrammetry You can access to and to the photo quadrats |
| Year | Rugosity parallel | Rugosity perpendicular | Height SD parallel | Height SD perpendicular |
|---|---|---|---|---|
| 2020 | 2.0271 (sd 0.2780) | 1.8458(sd 0.2734) | 0.3078 | 0.2559 |
| 2022 | 2.1639 (sd 0.2955) | 1.9701(sd 0.2754) | 0.3148 | 0.2608 |
| 2024 | 2.0521 (sd 0.1450) | 1.8573(sd 0.2418) | 0.3057 | 0.2415 |
| The fish are estimated using ichtyological assessment. Here are the data | |
| The temperature is recorded using the SBE 56 Thermometer. Here are the thermometer data | |
Quadrat n°10 sur la pente externe de Raiatea, en 2016/CRIOBE
3D reconstruction of the site (2020)/CRIOBE
3D reconstruction of the site (2024)/CRIOBE
Click here to access an interactive video to compare 2020, 2022 and 2024 (warning 800MB of video)
Other research programs from CRIOBE
Floating photovoltaic and coral