Cruise inventory

Prince Madog

Cruise summary report

Cruise Info. 
Ship name (ship code)Prince Madog (74PD)
Cruise period1987-05-18 — 1987-05-22
StatusCompleted
Port of departureMenai Bridge, United Kingdom
Port of returnMenai Bridge, United Kingdom
PurposeResearch
Objectives1. To collect live mature sole to supplement broodstocks held at the Conwy Laboratory.
2. To attempt artificial fertilisations of sole eggs.
3. To attempt the production of gynogenomes as a means of investigating the sex determining mechanism of sole.
4. To collect samples of fish for AEP2 (Franklin).
Chief scientistBarry R Howell (Ministry of Agriculture, Fisheries and Food Conwy Laboratory)
Cruise reportPrince Madog  cruise report prince_madog_may87.pdf — access key 'C' (0.08 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
Measurements 
Biology and fisheries 
Eggs and larvaeQuantity: number of track lines = 6
Description: A number of female sole were analysed and their eggs used in artificial insemination, two of the attempts produced viable egss which hatched in the laboratory.
Demersal fishQuantity: number of track lines = 6
Description: A number of female sole were analysed and their eggs used in artificial insemination, two of the attempts produced viable egss which hatched in the laboratory.
Demersal fishQuantity: number of specimens = 90
Description: A number of live sole were transported back to the laboratory, mortalities were low.