Cruise summary report
|Cruise period||1987-06-08 — 1987-07-01|
|Port of departure||Aberdeen, United Kingdom|
|Port of return||Aberdeen, United Kingdom|
|Objectives||1. To carry out a programme of herring tagging in the northern North Sea and in the central North Sea north of 57°N - using purse-seine caught herring and tagging with Floy T tags.
2. To carry out a tagging mortality experiment using magnetic mircrotags on herring held in the ship's RSW tanks.
3. To transport live herring to Loch Ewe for use in sonar experiments at the Loch Duich site.
|Chief scientist||John A Morrison (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)|
|Cruise report||(0.12 MB)|
|Biology and fisheries|
|Demersal fish||Quantity: number of specimens = 8082|
Description: A number of herring were tagged thoughout the cruise. All of the tagging took place in the first part of the cruise.
|Demersal fish||Quantity: number of specimens = 1400|
Description: A number of herring were brought back to the Laboratory.
|Gear research||Quantity: number of specimens = 102|
Description: A number of herring were tagged with magnetic microtags.