FRV Clupea 1085C
Cruise summary report
|Ship name (ship code)||FRV Clupea (74CU)|
|Cruise period||1985-08-21 — 1985-09-09|
|Port of departure||Buckie, United Kingdom|
|Port of return||Buckie, United Kingdom|
|Objectives||1. 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 scientist||Mike R Heath (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)|
|Cruise report||(0.13 MB)|
|Specific||N. Coast Scotland/ Orkney Isles|
|Surface measurements underway (T,S)|
|Water bottle stations||Quantity: number of stations = 35|
Description: 30 S surface only
|CTD stations||Quantity: number of stations = 33|
|Surface drifters/drifting buoys||Quantity: number of deployments = 6|
|Biology and fisheries|
|Phytoplankton pigs (eg chlorophyll, fluorescence)||Quantity: number of samples = 200|
|Zooplankton||Quantity: number of samples = 400|
|Eggs and larvae||Quantity: number of samples = 260|