| AUV | Autonomous Underwater Vehicle |
| CTD | Conductivity, Temperature and Depth |
| EFPI | Extrinsic Fabry-Perot Interferometer |
| EPSPG | Enterprise Partnership Scheme PostGraduate |
| FBG | Fibre Bragg Gratings |
| GPS | Global Positioning System |
| HF | HydroFluoric Acid |
| MM | MultiMode |
| NMEA | National Marine Electronics Association |
| OFPTS | Optical Fibre Pressure and Temperature Sensor |
| OSA | Optical Spectrum Analyzer |
| ROV | Remote Operated Vehicle |
| SM | Single Mode |