Cruise inventory

RRS Challenger B/2/79 (C/2/79, CH4/79)

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierB/2/79 (C/2/79, CH4/79)
Cruise period1979-03-20 — 1979-04-03
Port of departureBarry, United Kingdom
Port of returnBarry, United Kingdom
ObjectivesBiogeochemical surveys of two grids in the Bristol Channel and Carmarthen Bay.
Chief scientistBob Williams (Institute of Marine Environmental Research, Plymouth)
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
Bristol Channel
SpecificCarmarthen Bay
Physical oceanography 
Surface measurements underway (T,S)Description: continuous at 3 m.
Water bottle stationsQuantity: number of stations = 20
Description: surface only
CTD stationsQuantity: number of stations = 10
Chemical oceanography 
PhosphateQuantity: number of samples = 99
Total - PQuantity: number of samples = 99
NitrateQuantity: number of samples = 99
NitriteQuantity: number of samples = 99
SilicateQuantity: number of samples = 99
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Description: continuous at 3 m.
Particulate organic matter (inc POC, PON)Quantity: number of samples = 99
PhytoplanktonQuantity: number of samples = 99
ZooplanktonQuantity: number of hauls = 79
Description: survey:population,energy transfers,biomass determination etc.
Geology and geophysics 
Core - soft bottomQuantity: number of cores = 8
Data held at BODC 
Discrete samples 
394  General station with STD/bottles/additional instrumentsChlorophyll pigment concentrations in water bodies
Silicate concentration parameters in the water column
Salinity of the water column
Concentration of suspended particulate material in the water column
Temperature of the water column
Nitrate concentration parameters in the water column
Phaeopigment concentrations in the water column
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column