Cruise inventory

Sperus 2/77 Leg 1

Cruise summary report

Cruise Info. 
Ship name (ship code)Sperus (74TJ)
Cruise identifier2/77 Leg 1
Cruise period1977-04-08 — 1977-04-20
StatusCompleted
Port of departureLeith, United Kingdom
Port of returnLeith, United Kingdom
PurposeResearch
ObjectivesGravity survey: Area A.

Gravimeter, magentometer, echo-sounder and pinger

The LaCoste and Romberg gravity meter and the Magnavox magnetometer working well.
Chief scientistRobin A Floyd (Institute of Geological Sciences, Edinburgh)
Cruise reportSperus 2/77 Leg 1 cruise report sperus2_77.pdf — access key 'C' (14.75 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsSperus 2/77 Leg 1 cruise track — sperus2_77_a.pdf (00 MB)  Sperus 2/77 Leg 1 cruise track — sperus2_77_all.pdf (00 MB) 
Measurements 
Geology and geophysics 
Single-beam echosounding
Single channel seismic reflectionDescription: pinger format: seismic graphic recorder
Gravity measurements
Magnetic measurements