FRV Clupea 0400C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier0400C
Cruise period2000-03-02 — 2000-03-13
Port of departureFraserburgh, United Kingdom
Port of returnFraserburgh, United Kingdom
Objectives1. To carry out a survey of scallop stocks in Shetland waters.
2. To collect biological data on scallop growth rates and component tissue weights.
3. To sample by-catch species and make Whelk morphometric measurements.
During the survey 41 dredge hauls were made, each of duration 30 minutes. 2855 scallops were caught and measured. Catch rates were calculated from various areas around Shetland. 4 hauls were used for growth measurements and another 4 were used for meat weight measurements.
Chief scientistSharon Davis (Fisheries Research Services Aberdeen Marine Laboratory)
Coordinating bodyMarine Lab SLA
Cruise reportFRV Clupea 0400C cruise report 0400c.pdf (1.57 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificNE of Sumburgh; E. Shetland
Track chartsFRV Clupea 0400C cruise track — 0400ctrack.pdf (0.19 MB) 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 6
Description: Water bottles, Water samples
Biology and fisheries 
MolluscsQuantity: number of samples = 8
Description: scallop samples for ASP/ PSP testing
Geology and geophysics 
DredgeQuantity: number of hauls = 41
Description: Scallop age, length, weight and growth rate