Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RRS Discovery D98

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Discovery (74E3)
Cruise identifierD98
Cruise period1978-12-27 — 1979-01-10
Port of departureRecife, Brazil
Port of returnCape Town, South Africa
ObjectivesCruise 98 was primarily a passage leg from Recife, Brazil, to Cape Town, South Africa. Work on passage consisted of:
(a) two hourly XBTs to 750m
(b) towed magnetometer
(c) echo sounding
(d) surface temperature and salinity profiler
(e) a tide gauge was laid n the Mid-Atlantic Ridge.
(f) trials of an acoustic doppler log were carried out.
Chief scientistRaymond T Pollard (Institute of Oceanographic Sciences Wormley Laboratory)
Cruise reportRRS Discovery D98 cruise report d98.pdf — access key 'C' (0.31 MB) 
Ocean/sea areas 
GeneralSouth Atlantic Ocean
Track chartsRRS Discovery D98 cruise track — trk2324.html
Physical oceanography 
Surface measurements underway (T,S)Quantity: track kilometres = 5556
BathythermographQuantity: number of profiles = 162
Sea level (inc. bot. press., inverted echosounder)Quantity: 1
Description: deep-sea tide gauge,laid at 17-04.3S;13-39.6W to be recovered by the ship Jean Charcot during 1979
Routine standard measurementsQuantity: track kilometres = 5556
Geology and geophysics 
Single-beam echosoundingQuantity: track kilometres = 5556
Magnetic measurementsQuantity: track kilometres = 5556