RV Lough Foyle LF/07/89

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Lough Foyle (74LG)
Cruise identifierLF/07/89
Cruise period1989-02-20 — 1989-02-24
Port of departureBelfast, United Kingdom
Port of returnBelfast, United Kingdom
ObjectivesNW Irish Sea scallop stocks
1. To carry out sea trials with new scallop gear using RV Lough Foyle.
2. To dredge scallop grounds sampled in previous charter cruises around County Down coast from Carnlough to Ardglass and measure the following population parameters:
a) catch per unit effort
b) age composition
c) weight, height and length of individual scallops.
3. Collect selected samples of scallop abductor muscle tissue for future metal analysis.
4. Fix samples of gonad tissue for histological study.
5. Identify and quantify macrofauna associated with Pecten maximus.
6. Perform sea trials with Day Grab.
7. Continue wotk on the installation and calibration of acoustic equipment.
Chief scientistRichard P Briggs (Department of Agriculture for Northern Ireland)
Cruise reportRV Lough Foyle LF/07/89 cruise report lf7_89.pdf (0.15 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificNW Irish Sea
Track chartsRV Lough Foyle LF/07/89 cruise track — lf7_89track.pdf (0.01 MB) 
Biology and fisheries 
MolluscsDescription: trials of scallop gear and collection of scallop data