RV Corystes COR3B/97
Cruise summary report
|Ship name (ship code)||RV Corystes (74RY)|
|Cruise period||1997-03-20 — 1997-03-26|
|Port of departure||Liverpool, United Kingdom|
|Port of return||Lowestoft, United Kingdom|
|Objectives||1. To conduct a TV survey of the eastern Irish Sea Nephrops ground using a towed sledge and underwater TV camera to evaluate burrow density and estimate Nephrops biomass.
2. To estimate sex ratio and size composition using trawl caught samples.
3. To collect sediment samples by Day grab to establish the burrow density in relation to sediment types.
|Chief scientist||David B Bennett (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)|
|Cruise report||(0.08 MB)|
|General||Irish Sea and St. George's Channel|
|Specific||Eastern Irish Sea|
|Biology and fisheries|
|Crustaceans||Quantity: number of stations = 33|
Description: TV sledge survey to estimate Nephrops burrows
|Crustaceans||Quantity: number of stations = 3|
Description: Trawling for Nephrops
|Geology and geophysics|
|Grab||Quantity: number of stations = 33|
Description: Surface sediment using Day grab - PSA/organics