RV Corystes COR9/99
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Corystes (74RY) |
| Cruise identifier | COR9/99 |
| Cruise period | 1999-09-10 — 1999-10-01 |
| Status | Completed |
| Port of departure | Lowestoft, United Kingdom |
| Port of return | Lowestoft, United Kingdom |
| Purpose | Research |
| Objectives | One of an annual series of cruises to study the distribution and abundance of demersal flatfish species in Westerly coastal waters of England and Wales.
Specific Objectives: 1. To carry out a beam trawl survey at standard sites. 2. To collect data on maturity and weight at age of sole, plaice and lemon sole. 3. To determine the distribution and abundance of juvenile and adult sole and plaice. 4. To collect surface water samples for monitoring Cs radionuclides and tritium. |
| Chief scientist | Martin R Vince (Centre for Environment, Fisheries and Aquaculture Science Lowestoft Laboratory) |
| Cruise report |  (0.19 MB) |
| Ocean/sea areas | |
| General | Irish Sea and St. George's Channel Bristol Channel Celtic Sea |
| Specific | 50deg 30'N - 55deg N; 3deg - 7deg W |
| Track charts |  |
| Measurements | |
| Physical oceanography | |
| Surface measurements underway (T,S) | Quantity: activity duration in days = 19 Description: continuous surface temperature and salinity measurements |
| CTD stations | Quantity: number of stations = 30 Description: CTD profiles; salinity samples taken of surface water for validation |
| Chemical oceanography | |
| Radioactivity | Quantity: number of stations = 75 Description: Surface sea water samples for analysis ashore for Cs radionuclides and for tritium |
| Isotopes | Quantity: number of stations = 75 Description: Surface sea water samples for analysis ashore for Cs radionuclides and for tritium |
| Biology and fisheries | |
| Zoobenthos | Quantity: number of stations = 101 Description: 4m beam trawl hauls; all fish species identified and measured; all stations fully sorted or sub-sampled for benthos identification; weight and count |
| Demersal fish | Quantity: number of stations = 101 Description: 4m beam trawl hauls; all fish species identified and measured; all stations fully sorted or sub-sampled for benthos identification; weight and count |
