| Class | Name | Primary Science Dicipline |
|---|---|---|
| VELPT | Single Point Velocity Meter | Physical |
| WAVSS | Surface Wave Spectra | Physical |
| BOTPT | Bottom Pressure and Tilt | Geological |
| OBSBB | Broadband Ocean Bottom Seismometer | Geological |
| OBSSP | Short-Period Ocean Bottom Seismometer | Geological |
| TRHPH | Hydrothermal Vent Fluid Temperature and Resistivity | Geological |
| DOFST | Dissolved Oxygen Fast Response | Chemical |
| DOSTA | Dissolved Oxygen Stable Response | Chemical |
| FLOBN | Benthic Fluid Flow | Chemical |
| MASSP | Mass Spectrometer | Chemical |
| NUTNR | Nitrate | Chemical |
| OSMOI | Osmosis-Based Water Sampler | Chemical |
| PCO2A | pCO2 Air-Sea | Chemical |
| PCO2W | pCO2 Water | Chemical |
| PHSEN | Seawater pH | Chemical |
| RASFL | Hydrothermal Vent Fluid Interactive Sampler | Chemical |
| THSPH | Hydrothermal Vent Fluid In-situ Chemistry | Chemical |
| CAMDS | Digital Still Camera with Strobes | Biological |
| CAMHD | HD Digital Video Camera with Strobes | Biological |
| FLORD | 2-Wavelength Fluorometer | Biological |