European Directory of Marine Environmental Data (EDMED)

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General
Data set name

Water quality and primary production data for Tagus estuary, Portugal (1982-83)

Data holding centrePGIRH/T, National Project for the Integrated Management of Water Resources of the Tagus Catchment
CountryPortugal  Portugal
Time periodFrom March 1982 to April 1983
OngoingNo
Geographical area

Section Alcochete-Sacavem to Salvaterra de Magos in the Tejo (Tagus) Estuary (western Portugal)

Observations 
Parameters

Chlorophyll pigment concentrations in water bodies; Dissolved oxygen parameters in the water column; Oxygen production and respiration in the water column; Nitrate concentration parameters in the water column; Nitrite concentration parameters in the water column; Phosphate concentration parameters in the water column; Primary production in the water column; Silicate concentration parameters in the water column; Dissolved inorganic nitrogen concentration in the water column; Concentration of suspended particulate material in the water column; Phaeopigment concentrations in the water column

Instruments

Fluorometers; discrete water samplers; dissolved gas sensors; spectrophotometers; nutrient analysers

Description 
Summary

Data were collected from nine sampling stations in the estuary, in order to support a more detailed study of the variability of pigments in the upper zone of the estuary.

OriginatorsPGIRH/T, National Project for the Integrated Management of Water Resources of the Tagus Catchment
Availability 
OrganisationPGIRH/T, National Project for the Integrated Management of Water Resources of the Tagus Catchment
AvailabilityBy negotiation
ContactProject Director - Eng. Margarida Cardoso da Silva
Address

PGIRH/T, National Project for the Integrated Management of Water Resources of the Tagus Catchment
Rua Antero Quental, 44-6
Lisboa

1100
Portugal

Telephone+351 1 543544
Administration 
Collating centreIHPT, Hydrographic Institute
Local identifier15029008
Global identifier2261
Last revised2009-10-30