Cruise inventory

FRV Scotia 0489S

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Scotia (749S)
Cruise identifier0489S
Cruise period1989-04-22 — 1989-05-15
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
Objectives1. To carry out a survey for mackerel eggs on the spawning ground of the "western" mackerel stock.
2. To sample mackerel concentrations in the spawning area.
3. To obtain mackerel ovaries for fecundity determination and the estimation of stresis.
4. To investigate mackerel egg development, incubation and mortality rates at different temperatures.
5. To monitor temperature, salinity and chlorophyll in the sampling area.
6. To obtain radio caesium samples.
Chief scientistMartin Walsh (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory)
Coordinating bodyICES
Cruise reportFRV Scotia 0489S cruise report sc04_89.pdf — access key 'C' (0.11 MB) 
Ocean/sea areas 
GeneralBay of Biscay
North East Atlantic Ocean (limit 40W)
SpecificWest of Hebrides
Track chartsFRV Scotia 0489S cruise track — trk3527a.html FRV Scotia 0489S cruise track — trk3527b.html
Physical oceanography 
Surface measurements underway (T,S)Description: duration of cruise
Biology and fisheries 
Eggs and larvaeQuantity: number of deployments = 142
Description: tows of plankton sampler
Pelagic fishQuantity: number of stations = 27
Description: handline stations
Pelagic fishQuantity: number of hauls = 5
Description: trawls