Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RV Cirolana CIR8/93

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR8/93
Cruise period1993-08-09 — 1993-09-07
Port of departureLowestoft, United Kingdom
Port of returnNorth Shields, United Kingdom
Objectives1. To carry out a groundfish survey of the North Sea using a standard GOV trawl in order to obtain information on: a) distribution and abundance of all fish species; b) length and age distribution of commercially important species; c) distribution of fish in relation to their environment; d) distribution of macrobenthos and anthropogenic debris.
2. To collect surface and bottom temperature and salinity data using reversing bottles.
3. To collect material for fish identification courses.
4. To provide fish samples for contaminant analysis for inclusion in the North Sea Task Force Quality Status Report.
5. To collect fish and seawater samples for caesium analysis from selected areas in the North Sea.
6. To collect samples of herring (Clupea harengus) for the study of Ichthyophonus disease.
7. To collect biological data from angler fish (Lophius spp.), pollack (Pollachius pollachius), tusk (Brosme brosme), catfish (Anarhichus lupus), hake (Merluccius merluccius), poor cod (Trisopterus minutus) and bib (Trisopterus luscus).
8. To collect fish food.
Chief scientistC Timothy Macer (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Coordinating bodyICES
Ocean/sea areas 
GeneralNorth Sea
SpecificNorth Sea
Track chartsRV Cirolana CIR8/93 cruise track — trk3973.html
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 14
Description: continuous
Water bottle stationsQuantity: number of stations = 67
Description: 68 top & bottom 44 surface S only
Chemical oceanography 
RadioactivityQuantity: number of samples = 37
Description: samples for Caesium analysis
Biology and fisheries 
Demersal fishQuantity: number of hauls = 71