RV Clione CLI6A/87

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Clione (74CN)
Cruise identifierCLI6A/87
Cruise period1987-05-07 — 1987-05-07
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To test the multi-net sampler.
2. (a) To carry out a plankton survey over a grid of approximately 80 stations in order to estimate the production of Nephrops larvae.
(b) To take additional plankton samples in areas of highest larvae abundance, to estimate haul to haul and spatial variability.
© To trawl for adult Nephrops and sample the catch for length, weight, fecundity and maturity data.
(d) To collect a sample of Euphausids for the analysis of their mercury content (AEP2).
Chief scientistJohn H Nichols (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Clione CLI6A/87 cruise report clione6_87.pdf (0.11 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificCentral N. Sea/NE coast of England
Track chartsRV Clione CLI6A/87 cruise track — clione6_87track.pdf (0.02 MB) 
Physical oceanography 
CTD stationsQuantity: number of stations = 76
Biology and fisheries 
PhytoplanktonQuantity: number of stations = 76
Description: surveyed using 76cm high speed tow net.
ZooplanktonQuantity: number of stations = 85
Description: plankton survey stations completed using the 76cm high speed tow net for Nephrops (84 stations) and Euphausids (1 station)
MolluscsQuantity: number of stations = 8