Localisation
The transects are at -10 meters depth on the outer slope.
17°32.180'W/149°35.923'S (conversion DM/DMS)
Program
The Polynesia Mana since 1996
| 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 |
|---|---|---|---|---|
| 2019 | 1.6960 (sd 0.0648) | 1.6225(sd 0.0534) | 0.3093 | 0.1034 |
| 2021 | 1.6480 (sd 0.0956) | 1.6068(sd 0.0749) | 0.2707 | 0.0930 |
| 2023 | 1.7285 (sd 0.0904) | 1.6476(sd 0.1016) | 0.2929 | 0.0999 |
| The fish are estimated using ichtyological assessment depuis 2009. | |
| Here are the data |
Quadrat n°10 on the outer slope of Tahiti Passe, 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 200MB of video)
Historique Passe Papeete (Tahiti)
Les trois transects poissons sont à l'ouest du transect quadrat cette année à cause d'une erreur de positionnement du bateau. Donc dans l'ordre cette année d'est en ouest : transect quadrat, transect 3 poissons, transect 2 poissons, transect 1 ... <more>