Cruise inventory

Solstice 0993H

Cruise summary report

Cruise Info. 
Ship nameSolstice
Cruise identifier0993H
Cruise period1993-07-19 — 1993-08-14
Port of departureGairloch, United Kingdom
Objectives1. To continue the 1992 trials to assess the survival of commercial species of fish escaping from a typical 500/600 hp bottom trawl fitted with 70, 90, 100 and 100mm diamond mesh cod-ends.
2. To measure the selectivity characteristics of each "test" cod-end using hooped covers and to assess the scale damage sustained by escaping fish.
Chief scientistG I Sangster (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory)
Cruise reportSolstice 0993H cruise report solstice_0993h.pdf — access key 'C' (0.06 MB) 
Biology and fisheries 
Demersal fishQuantity: number of hauls = 1
Description: A trawl took palce and all the contents of the net was transferred at depth into the fish transport container.
Demersal fishDescription: The fish were then monitored using divers to remove the dead fish and to feed those still alive.
Demersal fishQuantity: number of measurements = 1
Description: The fish were then towed at a constant 20m depth to the cage site.
Gear researchQuantity: activity duration in days = 1
Description: A dummy run was conducted of the fish escape collection, to familiarise staff with the new methods.