Prince Madog ISIS30

Cruise summary report

Cruise Info. 
Ship name (ship code)Prince Madog (74PD)
Cruise identifierISIS30
Cruise period1982-04-13 — 1982-04-16
Port of departureMenai Bridge, United Kingdom
Port of returnMenai Bridge, United Kingdom
ObjectivesSurvey cruise contributing to research directed toward an understanding of how the physics of the Irish Sea and surrounding regions (Celtic Sea, St, George's Channel, North Channel and Clyde Sea) determined biogeochemical processes and sediment transport.
Chief scientistE Gay Mitchelson-Jacob (University of Wales, Bangor School of Ocean Sciences)
ProjectInterdisciplinary Study of the Irish Sea
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
Physical oceanography 
Surface measurements underway (T,S)
CTD stationsQuantity: number of stations = 25
Description: CTD
Transparency (eg transmissometer)Quantity: 25
Optics (eg underwater light levels)Quantity: 10
Description: irradiance
Current metersQuantity: 2
Description: incl. thermistor chain & conductivity meter;38 days
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: 42
Description: incl.chlorophyll fluorescence,25 profiles
Dissolved organic matter (inc DOC)Quantity: 42
PhytoplanktonQuantity: 5
SestonQuantity: 42
Incident radiationDescription: surface irradiance