Search Results - Open Polar - "census"

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Monitoring van gewone en grijze zeehonden in de Nederlandse Waddenzee, 2002-2017

by Cremer, J.S.M., Brasseur, S.M.J.M., Meijboom, A., Schop, J., Verdaat, J.P.
Published 2017
“... census has been carried out for the Ministry of Agriculture, Nature and Food Quality by Wageningen Marine...”

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2

Resultaten van slaapplaatstellingen van blauwe kiekendieven Circus cyaneus in de kustpolders en het krekengebied van NO-Vlaanderen in de winters 1990-1991 en 1991-1992

by Seys, J.
Published 1992
“...). The polder area of N.E.-Flanders was counted too. This paper provides a brief outline of these censuses. 16...”

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Select result number 3
3

Resultaten van slaapplaatstellingen van blauwe kiekendieven Circus cyaneus in de kustpolders en het krekengebied van NO-Vlaanderen in de winters 1990-1991 en 1991-1992

by Seys, J
Published 1992
“...). The polder area of N.E.-Flanders was counted too. This paper provides a brief outline of these censuses. 16...”

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Article in Journal/Newspaper