| | | | | | - Reflection Seismic
- Refraction seismic
- MASW
- Passive seismic
- Electrical Resistivity
- Frequency domain electromagnetics
- Time domain electro-magnetics
- Mise-a-la-masse
- Induced Polarization (IP)
| - Borehole logging
- Cross-hole seismic
- Full wave-form sonic
- Capacitively coupled resistivity
- Ground Penetrating Radar
- Gravity
- Magnetic
- 4-pin grounding surveys
| - Bathymetry
- Sub Bottom Profiling
- Marine resistivity
- Marine seismic
- Marine TEM
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