Resources

Sperus 7/77 Leg 10

Cruise summary report

Cruise Info. 
Ship name (ship code)Sperus (74TJ)
Cruise identifier7/77 Leg 10
Cruise period1977-08-11 — 1977-08-25
StatusCompleted
Port of departureLerwick, United Kingdom
Port of returnLerwick, United Kingdom
ObjectivesGeological and geophysical mapping of the UK Continental Shelf.

Good weather allowed the completion of coverage in area 1 and job (a).
Chief scientistRobin A Floyd (Institute of Geological Sciences, Edinburgh)
Cruise reportSperus 7/77 Leg 10 cruise report sperus7_77.pdf (18.20 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsSperus 7/77 Leg 10 cruise track — sperus7_77_geology.pdf (0.39 MB)  Sperus 7/77 Leg 10 cruise track — sperus7_77_lines1-10.pdf (0.21 MB)  Sperus 7/77 Leg 10 cruise track — sperus7_77_lines12-108.pdf (0.70 MB) 
Measurements 
Geology and geophysics 
Single-beam echosoundingDescription: regional geophysical survey
Long/short range side scan sonarDescription: regional geophysical survey
Single channel seismic reflectionDescription: pinger; regional geophysical survey
Multichannel seismic reflectionDescription: wide angle reflection.Format: seismic graphic recorder. Regional geophysical survey
Gravity measurementsDescription: regional geophysical survey
Magnetic measurementsDescription: regional geophysical survey