RV Corystes COR6/96
Cruise summary report
|Ship name (ship code)||RV Corystes (74RY)|
|Cruise period||1996-04-24 — 1996-05-03|
|Port of departure||Lowestoft, United Kingdom|
|Port of return||Lowestoft, United Kingdom|
|Objectives||1. To conduct a TV survey of the English NE coast Nephrops grounds using a towed sledge and underwater TV camera to evaluate burrow density and estimate Nephrops biomass in the area 53º 35' - 54º 45'N and 1º 30' - 0º 40' W.
2. To backup the TV survey with a trawl survey to establish the size composition and sex ratio of the Nephrops catch.
3. To collect sediment samples by Day grab to establish the type of substrate most suitable for Nephrops.
4. To carry out a side scan survey to establish if its safe to deploy the TV sledge in an area of reported seabed damage and to try to distinguish sediment type interfaces.
All the aims were successfully completed.
|Chief scientist||Clive G Brown (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)|
|Cruise report||(0.26 MB)|
|Specific||North Sea - English NE Coast|
|Biology and fisheries|
|Crustaceans||Quantity: number of hauls = 74|
Description: nephrops survey with underwater TV
|Crustaceans||Quantity: number of stations = 12|
Description: nephrops trawl stations.
|Geology and geophysics|
|Long/short range side scan sonar||Quantity: number of surveys = 1|
Description: side scan survey