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RRS Discovery D152
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RRS Discovery (74E3) |
Cruise identifier | D152 |
Cruise period | 1984-10-04 — 1984-10-15 |
Status | Completed |
Port of departure | Falmouth, United Kingdom |
Port of return | Falmouth, United Kingdom |
Purpose | Trials |
Objectives | The 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 scientist | J Stuart M Rusby (Institute of Oceanographic Sciences Wormley Laboratory) |
Cruise report | (0.44 MB) |
Ocean/sea areas | |
General | North East Atlantic Ocean (limit 40W) |
Specific | Tagus Abyssal Plain |
Track charts | |
Measurements | |
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 buoys | Description: currents.Near surface current measuring buoy near DB2. |
Meteorology | |
Routine standard measurements | |
Other meteorological measurements | Description: sea and swell;1h,also wind.Including calibration for space shuttle. |
Geology and geophysics | |
Long/short range side scan sonar | Description: (deep resolution)trial only TOBI.Towed bottom instrument. |