Cruise inventory

FRV Clupea 5/66

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier5/66
Cruise period1966-05-02 — 1966-05-19
Port of departureBuckie, United Kingdom
Port of returnBuckie, United Kingdom
ObjectivesTo obtain measurements of the geometries and tensions in the wires at various towing speeds for the following gear:
1. "Clupea's" standard 54", 1/2 A.R. flat otterboards, with 7 fm spreading wires and 15 fm sweeps.
2. 60", 1/2 A.R. "V" form otterboards with 7 fm spreading wires and 15 fm sweeps.
3. 66", 1/2 A.R. curved otterboards, with 30 fm twin bridles.
A 22 1/2 ft nylon trawl was used with all these gears.
Chief scientistJohn J Foster (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 5/66 cruise report cl5_66.pdf — access key 'C' (0.12 MB) 
Ocean/sea areas 
GeneralNorth Sea
Specificoff Buckie
Biology and fisheries 
Gear researchQuantity: number of deployments = 2
Description: AEI 4 inch recorders were used to record readings from the tension block and spreadmeter
Gear researchQuantity: number of hauls = 25
Description: Instrumented hauls made. Measurements of tensions in the warps, the wires fore and aft of the otterboards and at wing ends, headline heights and otterboard spread were obtained for each of the 3 gear conditions at various ship's speed