Cruise inventory

FRV Clupea 1477C_2

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier1477C_2
Cruise period1977-10-31 — 1977-11-18
StatusCompleted
Port of departureBuckie, United Kingdom
Port of returnAberdeen, United Kingdom
PurposeTrials
ObjectivesTo investigate the relationship between turbidity at the wing ends and catch level using the Aberdeen 40 ft and 4 panel 600 HP gears, and to compare the catch rates of these gears.
Chief scientistR Derek Galbraith (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 1477C_2 cruise report cl14b_77.pdf — access key 'C' (0.06 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificShetland and Orkney. Balta area
Measurements 
Biology and fisheries 
Gear researchQuantity: number of hauls = 24
Description: 12 with each gear. 17 hauls were carried out in the Balta, Gloup Holm and Fetlar areas, 1 haul in the Copinsay area, 3 hauls were carried out off Cruden Bay and 3 hauls in the Start point area. A positivey buoyant turbidity meter on a 4' strop was shackled to the wingend of the gear on each haul.