Cruise summary report
|Ship name (ship code)||Aquila (74GC)|
|Cruise period||1986-05-19 — 1986-06-03|
|Port of departure||Lerwick, United Kingdom|
|Port of return||Lerwick, United Kingdom|
|Objectives||1. To tag sandeel (A. marinus) on inshore fishing grounds at Shetland.
2. To determine the distribution of sandeels.
3. To collect biological and environmental data on sandeels and sandeel fishing grounds.
|Chief scientist||J A Gauld (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)|
|Cruise report||(0.08 MB)|
|Water bottle stations||Quantity: number of stations = 16|
|Subsurface temperature and salinity measurements||Description: water temperature and salinity measurements made at 3 depths on each ground worked.|
|Biology and fisheries|
|Zooplankton||Description: samples of plankton collected to determine availability of food for sandeels.|
|Demersal fish||Description: trawls to determine predation of sandeels.|
|Taggings||Quantity: number of specimens = 5488|
Description: sandeels tagged to obtain estimates of fishing mortality.
|Geology and geophysics|
|Dredge||Description: sandeel dredge to determine distribution.|