Cruise inventory

FRV Clupea 1085C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier1085C
Cruise period1985-08-21 — 1985-09-09
Port of departureBuckie, United Kingdom
Port of returnBuckie, United Kingdom
Objectives1. To locate and follow the movements of a patch of herring larvae and sample in such a way as to allow the estimation of mortality rates.
2. To investigate variability in the hydrographic features and plankton communities which may be of relevance to the survival of herring larvae.
3. To obtain samples of adult herring in spawning condition for the acquisition of biological material.
4. To collect a water sample for radio caesium analysis.
Chief scientistMike R Heath (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 1085C cruise report cl10_85.pdf — access key 'C' (0.13 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificN. Coast Scotland/ Orkney Isles
Track chartsFRV Clupea 1085C cruise track — trk3189a.html FRV Clupea 1085C cruise track — trk3189b.html
Physical oceanography 
Surface measurements underway (T,S)
Water bottle stationsQuantity: number of stations = 35
Description: 30 S surface only
CTD stationsQuantity: number of stations = 33
Surface drifters/drifting buoysQuantity: number of deployments = 6
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of samples = 200
ZooplanktonQuantity: number of samples = 400
Eggs and larvaeQuantity: number of samples = 260
Description: distribution,population