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FIELD STUDIES (in-situ data gathering) |
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Logistics |
Vessel charter/resourcing, position fixing, Health and Safety systems, survey planning, public consultation programmes. |
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Bathymetry |
Bathymetric surveys using singlebeam and multibeam systems. Operational consultation, calibration of various systems. Data verification in line with IHO standards |
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Geology and geomorphology |
Acoustic sub bottom profiling (shallow), parametric echo-sounder surveys, gravity coring, management of vibro-coring and shell and auger drilling |
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| Habitat mapping | Acoustic mapping (side-scan, AGDS), satellite and aerial photo imagery, ground- truthing using divers, remote cameras and/or grabbing. | |
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Benthos | Soft-sediment infauna (grab sampling and sub contract analysis) MNCR diver/ROV video epifauna, biotope mapping. |
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Water movements |
Current metering, drogue movements, dye-releases, wave recording. |
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Water mass structure and Quality |
Salinity/temperature/Dissolved Oxygen/turbidity/ss/multi-parameter, mapping and profiling |
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Contaminates in water, sediment and biota |
Baseline and benchmark surveys, audits, sampling and analysis for carbon hydrogen nitrogen (CHN), bacteria, traditionals, trace metals, trace organics/ hydrocarbons, normalisation procedures, quality control. |
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| Nutrients | Soluble and particulate phase dispersion measurement, water sampling and analysis for DAIN, DAIP, Silca, chlorophyll, phytoplankton. |