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RV Corystes COR3/93
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RV Corystes (74RY) |
Cruise identifier | COR3/93 |
Cruise period | 1993-03-04 — 1993-03-29 |
Status | Completed |
Port of departure | Lowestoft, United Kingdom |
Port of return | Lowestoft, United Kingdom |
Purpose | Research |
Objectives | 1. To repeat and extend the north-east Irish Sea and Bristol Channel beam trawl surveys carried out each September.
2. To collect data on weight at length of sole and plaice throughout the area worked. 3. To determine the distribution and abundance of juvenile and adult sole in the Irish Sea, Bristol Channel and Celtic Sea during the spawning season. 4. To tag, cod, sole and plaice if the opportunity arises. No sole, plaice nor cod were tagged. However 10 tows were made at the end of the cruise and 32 anglerfish were caught, tagged and released. 5. To collect ovaries from pre-spawning sole in Liverpool Bay and samples of 'running' female sole from off Start Point and Trevose Head. |
Chief scientist | David J Symonds (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
Cruise report | (0.12 MB) |
Ocean/sea areas | |
General | English Channel Irish Sea and St. George's Channel Bristol Channel |
Specific | Irish Sea, Bristol Channel, Celtic Sea, Western English Channel. |
Track charts | |
Measurements | |
Physical oceanography | |
Surface measurements underway (T,S) | Quantity: number of stations = 117 |
Water bottle stations | Quantity: number of stations = 30 Description: surface salinity only |
Biology and fisheries | |
Demersal fish | Quantity: number of stations = 117 Description: Thirty minute tows using the 4m beam trawl. 61 at stations in the Irish Sea and 56 at stations in the Bristol Channel-Celtic Sea area, |
Taggings | Quantity: number of hauls = 10 |
Geology and geophysics | |
Other geological/geophysical measurements | Quantity: number of stations = 117 Description: Seabed composition using RoxAnn |