RRS Discovery D152

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD152
Cruise period1984-10-04 — 1984-10-15
Port of departureFalmouth, United Kingdom
Port of returnFalmouth, United Kingdom
ObjectivesThe objectives were to test all installed scientific machiney and equipment, conduct hydrodynamic trials of TOBI (Towed Bottom Instrument), conduct trials of the towed thermistor spar, lay a current measuring discus buoy near DB2 and recover the ARIES (Autonomous Recording Inverted Echo-Sounder) mooring near DB2.
Chief scientistJ Stuart M Rusby (Institute of Oceanographic Sciences Wormley Laboratory)
Cruise reportRRS Discovery D152 cruise report d152.pdf (0.44 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificTagus Abyssal Plain
Track chartsRRS Discovery D152 cruise track — trk3175.html
Physical oceanography 
Surface measurements underway (T,S)Description: 15h,5 thermistors on spar towed near surface. T only
Transparency (eg transmissometer)Description: turbulence.ARIES.Autonomous Recording Inverted Echo-Sounder recovered.
Surface drifters/drifting buoysDescription: currents.Near surface current measuring buoy near DB2.
Routine standard measurements
Other meteorological measurementsDescription: sea and swell;1h,also wind.Including calibration for space shuttle.
Geology and geophysics 
Long/short range side scan sonarDescription: (deep resolution)trial only TOBI.Towed bottom instrument.