Cruise inventory

Sperus 2/77 Leg 12

Cruise summary report

Cruise Info. 
Ship name (ship code)Sperus (74TJ)
Cruise identifier2/77 Leg 12
Cruise period1977-09-07 — 1977-09-19
Port of departureDundee, United Kingdom
Port of returnDundee, United Kingdom
ObjectivesGravity survey: Area A & B.

Gravimeter, magentometer, echo-sounder and pinger
Carried out a small detailed gravity survey for a commercial company (MGU Project 77/09).
Normal gravity programme continued in Area B
Chief scientistAlan S Mould (Institute of Geological Sciences, Edinburgh)
Cruise reportSperus 2/77 Leg 12 cruise report sperus2_77.pdf — access key 'C' (14.75 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsSperus 2/77 Leg 12 cruise track — sperus2_77_all.pdf (0.53 MB)  Sperus 2/77 Leg 12 cruise track — sperus2_77_b_c.pdf (0.75 MB) 
Geology and geophysics 
Single-beam echosounding
Seismic refraction
Gravity measurements
Magnetic measurements