Cruise inventory

FRV Clupea 0574C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier0574C
Cruise period1974-04-30 — 1974-05-17
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1. To determine and compare the engineering characteristics of the MK3C and MK2C pelagic trawls.
2. To use and evaluate instruments which locate the net with respect to the ship when she is manouvering.
3. To locate blue whiting shoals and to study their behaviour when Explorer is trawling through them using Sonar.
4. To study the handling of large pelagic gears on side trawlers using a power block.
Chief scientistS T Ronald de Silva (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 0574C cruise report cl5_74.pdf — access key 'C' (0.11 MB) 
Ocean/sea areas 
GeneralNorth Sea
North East Atlantic Ocean (limit 40W)
Biology and fisheries 
Gear research
Other biological/fisheries measurementDescription: deep scattering layers