RV Corystes COR15/02
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Corystes (74RY) |
| Cruise identifier | COR15/02 |
| Cruise period | 2002-11-01 — 2002-11-09 |
| Status | Completed |
| Port of departure | Lowestoft, United Kingdom |
| Port of return | Lowestoft, United Kingdom |
| Purpose | Fisheries |
| Objectives | 1. To use acoustic and fishing survey methods to estimate the abundance and distribution of sandeels (Ammodytes marinus) on sandeel fishing grounds on the western Dogger Bank.
2. To use QTC and sidescan methods to describe and identify seabed habitats, especially those occupied by sandeels, and to ground-truth those methods with grab-sampling gear e.g. Hamon grab. 3. To assess growth, age and maturity state of sandeels. 4. To recover, service and re-deploy the CEFAS data transmitting sonar buoy on the Indefatigable Bank. |
| Chief scientist | David Andrew Righton (Centre for Environment, Fisheries and Aquaculture Science Lowestoft Laboratory) |
| Cruise report |  (0.22 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Specific | western Dogger Bank, Indefatigable Bank |
| Measurements | |
| Physical oceanography | |
| CTD stations | Quantity: number of stations = 54 Description: CTD casts |
| Biology and fisheries | |
| Phytoplankton | Quantity: number of stations = 54 Description: sampled using 0.5m ring net. |
| Zooplankton | Quantity: number of stations = 54 Description: sampled using 0.5m ring net. |
| Pelagic fish | Quantity: number of stations = 54 Description: Sandeel samples taken using a 1.2m sandeel dredge towed for 10 minutes at each station |
