Method by which a sample was collected.
- Blasting
- Camera SledCamera tow
- Coring
- Coring>BoxCorer
- Coring>CameraMounted
- Coring>DrillCorer
- Coring>FreeFallCorer
- Coring>GravityCorer
- Coring>GravityCorer>Giant
- Coring>GravityCorer>Pilot
- Coring>HandHeldCorer
- Coring>KastenlotCorer
- Coring>MultiCorer
- Coring>PistonCorer
- Coring>PistonCorer>Giant
- Coring>RockCorer
- Coring>SideSaddleCorer
- Coring>SubmersibleMountedCorer
- Coring>TriggerWeightCorer
- Coring>VibratingCorer
- Dredging
- Dredging>Chain Bag
- Dredging>ChainBagDredge
- Experimental Apparatus
- Grab
- Grab>HOV
- Grab>ROV
- Manual
- Manual>Hammer
- Probe
- Sediment trap
- Suspended sediment
- Unknown