Cruise inventory

FRV Mara 11/63

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Mara (74MR)
Cruise identifier11/63
Cruise period1963-08-12 — 1963-08-24
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1) To obtain further data on the selectivity of Ulstron cod-ends
2) To assess the effect on both catch size and composition of varying the headline height of the trawl
3) To collect live specimens for the laboratory's aqaurium
4) 2 samples of herring were landed for examination at the laboratory
5) Various visitors were accomodated on several days
Chief scientistMichael J D Mowat (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Mara 11/63 cruise report mara11_63.pdf — access key 'C' (0.03 MB) 
Ocean/sea areas 
GeneralNorth Sea
Specificclose to Aberdeen
Biology and fisheries 
Demersal fishDescription: To collect live specimens, 2 samples of herring were landed and a number of live fish collected for the aquarium. No. of specimens not noted.
Gear researchDescription: To assess the effect of varying headline. No. of hauls not specified.
Gear researchDescription: In the Aberdeen area futher data was collected on the selectivity of Ulstron cod-ends. No. of hauls not noted.