FRV Clupea 1484C

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Clupea (74CU)
Cruise identifier1484C
Cruise period1984-11-09 — 1984-11-30
Port of departureBuckie, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1. To survey the distribution and abundance of young herring and sprats in the Clyde with an echo-sounder and mid-water trawl.
2. To investigate the biological composition of young herring and sprats in the Clyde.
3. To carry out an acoustic survey to estimate herring biomass in the Clyde.
4. To investigate diurnal variation in acoustic biomass estimates in an area of high herring abundance.
5. To investigate the availability and abundance of organisms in the Clyde which might be consumed by salmon smolts.
Chief scientistMartin Walsh (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Clupea 1484C cruise report cl14_84.pdf (0.13 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
Track chartsFRV Clupea 1484C cruise track — cl14_84track.pdf (0.04 MB) 
Biology and fisheries 
Pelagic fishQuantity: number of hauls = 16
Description: made using an international young gadoid trawl.
Other biological/fisheries measurementDescription: acoustic survey