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Evgeny Vyazilov RIHMI-WDC

EMODNET Chemistry 2 Annual Meeting, June 17-18 2014, Split, Croatia

WP1: Data collection and metadata

compilation in Baltic SeaPartner contribution: RIHMI-WDCPartner contribution: RIHMI-WDC

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Baltic Sea: general information

Period: 1970 -1986;

Size: 819 cruises, 29073 oceanographic stations for chemistry;

The main sources: AARI, NW department HMS, AtlRIFO;

Ships: DAMBA-1, KOMSOMOLETZ AZOVA, AKADEMIK SHULEYKIN, PROFESSOR

MULTANOVSKIY, RUDOLF SAMOYLOVITCH, TSIKLON, VOLNA

T S O2 pH Alk PO4 Ptot SiO3 NO2 NO3 Ntot

29073 29073 26331 20082 8090 15627 8410 8691 10458 7372 4511

Number of profiles for hydrochemical parameters (total)

3

0

200

400

600

800

1000

1200

1400

1600

1800

1959 1961 1963 1965 1967 1969 1971 1973 1975 1977 1979 1981 1983 1985 1987 1989 1992

Number of oceanographic stations for Baltic Sea (chemestry)

Baltic Sea: temporal data coverage

4

Baltic Sea: spatial data coverage

Total of oceanographic stations

Phosphorus

Total Alkalinity

5

Baltic Sea: after 1990

13 cruises

T S O2 pH Alk PO4 Ptot SiO3 NO2 NO3 NTOT

564 564 564 486 238 543 285 447 528 393 265

Number of profiles for hydrochemical parameters (13 cruises)

In 2013-2014 the 564 CDIs files have been prepared