Bathymetry - Saint-Paul and Amsterdam Islands (compilation, 2025)

Bathymetry around Saint-Paul and Amsterdam Islands, with a grid resolution of 1/16 arcminute (3.75 arcseconde), updated in 2023. The Digital Terrain Model is the result of data compilation of several multibeam surveys.

References of oceanographic surveys data that contribute to the DTM :

• MD157/ PLURIEL: 2006, R/V Marion Dufresne, https://doi.org/10.17600/6200130
• BOOMRANG-Leg6: 1996, R/V Melville, https://calisphere.org/item/ark:/20775/bb9424302r/ The datasets from the following cruises have been also integrated:
• MD240/ OHA-SIS-BIO - OBSAUSTRAL: 2023, R/V Marion Dufresne, https://doi.org/10.17600/18002425
• MD238/ OHA-SIS-BIO : 2022, R/V Marion Dufresne, https://doi.org/10.17600/18002903
• MD171/ GEISEIR1: 2009, R/V Marion Dufresne, https://doi.org/10.17600/9200050
• MD120/ ANTAUS: 2000, R/V Marion Dufresne, https://doi.org/10.17600/200090
• MD118/ DEFLO: 2000, R/V Marion Dufresne, https://doi.org/10.17600/200070
• MD106/ IPHIS: 1997, R/V Marion Dufresne,https://doi.org/10.17600/97200010
• HYDROAMSTERDAM: 1984, R/V Jean Charcot, https://doi.org/10.17600/84000111
• MD197/ MYCTO: 2014, R/V Marion Dufresne, https://doi.org/10.17600/14002500
• MD211/ OBSAUSTRAL: 2018, R/V Marion Dufresne, https://doi.org/10.17600/18000490
• MD217/ OBSAUSTRAL: 2019, R/V Marion Dufresne,https://doi.org/10.17600/18000885
• VT51/ OISO6 : 2001, R/V Marion Dufresne, https://doi.org/10.17600/1200010
• MD106, MD174, MD175/GEISEIR-2, MD189/INDIEN SUD 2, MD201/OBSAUSTRAL, MD224/OBSAUSTRAL-1
• TN362 (Coring to Reconstruct Ocean Circulation and Carbon-dioxide Across 2 Seas: CROCCA-2s), R/V Thomas G. Thompson, 2018. 10.7284/908704
• NBP0406: 2004, R/V Nathaniel B. Palmer, DOI 10.7284/905502
• ROYER Jean-Yves, OLIVE Jean-Arthur (2024) OHA-GEODAMS 2024 cruise, RV Marion Dufresne, https://doi.org/10.17600/18003036
• MD247- OHA-GEODAMS 2025 cruise, OLIVE Jean-Arthur, ROYER Jean-Yves (2024), RV Marion Dufresne, https://doi.org/10.17600/18003368