Cruise inventory

FRV Clupea 0675C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier0675C
Cruise period1975-06-03 — 1975-06-26
StatusCompleted
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
PurposeResearch
Objectives1. To carry out exploratory fishing for sprats in the areas north and west of Orkney.
2. To caryy out an echointegrator survey of the area.
3. To carry out a limited plankton survey for sprat eggs and larvae.
4. To collect biological material for the investigation of maturation, fecundity and the incubation period of sprats.
5. To carry out trials using the digital scanning sonar.
Chief scientistRoger S Bailey (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 0675C cruise report cl6_75.pdf — access key 'C' (0.27 MB) 
Ocean/sea areas 
GeneralNorth Sea
North East Atlantic Ocean (limit 40W)
SpecificOrkney area
Measurements 
Biology and fisheries 
Pelagic fishQuantity: number of hauls = 12
Description: biomass determination, population structures
Acoustic reflection on marine organisms.
Exploratory fishing