Cruise inventory

RRS John Murray JM8/69 Leg 3

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM8/69 Leg 3
Cruise period1969-10-22 — 1969-10-27
StatusCompleted
Port of departureBarry, United Kingdom
Port of returnBarry, United Kingdom
PurposeResearch
ObjectivesAims:

To recover the tide gauge laid during Leg 1 on La Chapelle Bank.

Towing trials of the Bath University side ways locking asdic fish and faired cable.

Acoustic trial of the "Hook" fish and new N.I.O. 10K c/a pinger transducer.
Chief scientistD I Gaunt (National Institute of Oceanography)
Cruise reportRRS John Murray JM8/69 Leg 3 cruise report john_murray8_69_leg3.pdf — access key 'C' (0.15 MB) 
Ocean/sea areas 
GeneralBay of Biscay
SpecificLa Chapelle Bank
Measurements 
Physical oceanography 
Other physical oceanographic measurementsQuantity: number of recoveries = 1
Description: tide gauge
Biology and fisheries 
Gear researchDescription: new N.I.O. pinger transducer
Gear researchDescription: "Hook Fish" trial
Gear researchDescription: asdic trial
Gear researchDescription: trial of fish, towed and pressure sensor indicated depth