Cruise inventory

RV Edward Forbes 8/75

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Edward Forbes (74EF)
Cruise identifier8/75
Cruise period1975-05-16 — 1975-06-02
Port of departureBarry, United Kingdom
Port of returnBarry, United Kingdom
Objectives1. To inject simulant sediment, labelled with approximately 20 curies of radioactive Scandium-46 on Kenfig Patches, Swansea Bay, and to follow the dispersal of this tracer.
2. To deploy two self-contained pressure wave recorders.
3. To deploy and recover two Plessey recording current meters.
4. To obtain additional sidescan and CSP records.
5. To undertake a limited grab sampling programme to calibrate existing sidescan records and the further CSP and sidescan obtained during the cruise.
6. To replace the mooring for the Waverider buoy situated near Scarweather Sands.
7. To obtain DCRM data, especially in relation to the periodic submersion of the Waverider buoy.
Chief scientistAnthony D Heathershaw (Institute of Oceanographic Sciences Taunton), Michael W L Blackley (Institute of Oceanographic Sciences Taunton)
Cruise reportRV Edward Forbes 8/75 cruise report edward_forbes8_75.pdf — access key 'C' (0.45 MB) 
Ocean/sea areas 
GeneralBristol Channel
Track chartsRV Edward Forbes 8/75 cruise track — edward_forbes8_75track.pdf (0.13 MB) 
Physical oceanography 
Current metersQuantity: 2
Description: 16 days
Geology and geophysics 
GrabQuantity: number of samples = 40
Description: to confirm the interpretation of the earlier sidescan records.
In-situ seafloor measurement/samplingQuantity: track kilometres = 2507.608
Description: measurements of introduced radioactivity tracer
Single channel seismic reflectionQuantity: 75