Resources

FRV Clupea 1298C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier1298C
Cruise period1998-07-20 — 1998-07-27
StatusCompleted
Port of departureFraserburgh, United Kingdom
Port of returnLerwick, United Kingdom
Objectives1. To conduct a hydrographic and biological survey of the Orkney and Shetland area.
2. To retrieve tide gauges and Mini-logger mooring from locations in Scapa Flow.
3. To collect sediment samples by Day Grab.
4. To test and evaluate laser fluorimetery systems developed between RGU and MLA for surface fluorescence and pump/probe fluorescence measurements from water samples.
Chief scientistEdmund John Simmonds (Fisheries Research Services Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 1298C cruise report cl12_98.pdf (0.09 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificOrkney and Shetland area, North Sea
Track chartsFRV Clupea 1298C cruise track — trk4375.html
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 7
Water bottle stationsQuantity: number of stations = 48
CTD stationsQuantity: number of stations = 48
Transparency (eg transmissometer)Quantity: number of stations = 48
Optics (eg underwater light levels)Quantity: number of stations = 48
Chemical oceanography 
PhosphateQuantity: number of stations = 48
NitrateQuantity: number of stations = 48
AmmoniaQuantity: number of stations = 48
SilicateQuantity: number of stations = 48
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: activity duration in days = 7
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 48
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 48
PhytoplanktonQuantity: number of stations = 48
PhytobenthosQuantity: number of samples = 12
Description: Grabs
Geology and geophysics 
GrabQuantity: number of samples = 12
Description: Grabs
Moorings, landers, buoys 
Physical oceanography 
Sea level (inc. bot. press., inverted echosounder)58° 57' 0" N  3° 17' 59" W — Recovered WLR
Sea level (inc. bot. press., inverted echosounder)58° 49' 59" N  3° 8' 59" W — Recovered WLR
Sea level (inc. bot. press., inverted echosounder)57° 55' 59" N  2° 58' 59" W — Recovered WLR