| Track | |
Argos Beacon | 10 locations per day, precision 2-10 km | Date + location |
GPS (fast-location) | Continuous, one location between each dive, precision 50 m | Date + location |
| Physics | |
CTD- Head | 0.5 Hz, continuous | Temperature, Salinity and Pressure (<2000m) |
Hydrophone | 15s acoustic recording per dive, continuous | Wind speed |
3D Accelerometer and Magnetometer | 50 Hz, continuous | Waves frequency & amplitude, wind speed & direction |
| Biogeochemistry | |
Photodiode | 0.5 Hz, continuous | Chl-a profile |
MultiSpectralFluorimeter | 4 dives/day, 1 Hz | 3 λ Chl profiles (in situ PFG : Diatom vs Non- Dpk) |
Oxygen sensor | 4 dives/day, 1Hz | Dissolved oxygen |
| Biology | |
Hydrophone | 15s acoustic recording per dive, continuous | Biophony |
Micro-Sonar | Continuous during dive for 15 to 100% of the dives depending on foraging trip duration | MTL size & density profiles |
Camera ( to be developed in SOS-BIO) | | MTL taxonomic composition |
3D Accelerometer and Magnetometer | 50 Hz, continuous | Prey catch events, swimming effort, dive trajectory |
Photodiode | 0.5 Hz, continuous | 50 Hz, continuous |
High Sensitivity | 50 Hz, continuous | Bioluminescence : duration & amplitude |