RV Corystes COR13/92
Cruise summary report
|Ship name (ship code)||RV Corystes (74RY)|
|Cruise period||1992-11-10 — 1992-12-02|
|Port of departure||Lowestoft, United Kingdom|
|Port of return||Lowestoft, United Kingdom|
|Objectives||1. To investigate the seasonal changes in the distribution and abundance of flatfish in the western English Channel by repeating, and extending, the groundfish survey carried out by a chartered beam trawler each October.
2. To determine the distribution and abundance of flatfish in the outer Bristol Channel and Celtic Sea using a 4m beam trawl. No beam trawling in the outer Bristol Channel and Celtic Sea took place.
3. To make observations on the substrate and benthos using the ROXANN system, grabs and underwater camera at all trawl stations.
4. To tag cod in the Bristol Channel and pre-recruit soles in Cardigan Bay. Cod and sole tagging did not take place.
|Chief scientist||David J Symonds (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)|
|Cruise report||(0.10 MB)|
|Specific||SW Approaches, Western English Channel.|
|Water bottle stations||Quantity: number of stations = 18|
Description: surface S
|Biology and fisheries|
|Demersal fish||Quantity: number of stations = 60|
Description: Forty three of the planned forty four beam trawl stations of the charter vessel survey were completed. In addition, 17 valid 30 minute beam trawl hauls were carried out in and to the west of the English Channel.
|Geology and geophysics|
|Grab||Quantity: number of samples = 5|
|Other geological/geophysical measurements||Quantity: number of measurements = 18|
Description: seabed type scanning