Cruise inventory

Sperus 2/77 Leg 5

Cruise summary report

Cruise Info. 
Ship name (ship code)Sperus (74TJ)
Cruise identifier2/77 Leg 5
Cruise period1977-06-01 — 1977-06-14
Port of departureNewcastle, United Kingdom
Port of returnLeith, United Kingdom
ObjectivesGravity survey: Area A & B

Gravimeter, magentometer, echo-sounder and pinger
S40 gravity meter used alone due to failure of S75.
Cruise reportSperus 2/77 Leg 5 cruise report sperus2_77.pdf — access key 'C' (14.75 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsSperus 2/77 Leg 5 cruise track — sperus2_77_a.pdf (0.77 MB)  Sperus 2/77 Leg 5 cruise track — sperus2_77_all.pdf (0.53 MB)  Sperus 2/77 Leg 5 cruise track — sperus2_77_b_c.pdf (0.75 MB) 
Geology and geophysics 
Single-beam echosounding
Seismic refraction
Gravity measurements
Magnetic measurements