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biological indicators
1
biologische indicatoren
1
directives
1
european union
1
europese unie
1
fulmarus
1
ingestion
1
inname
1
kunststoffen
1
ligstro
litter
mariene gebieden
1
marine areas
1
monitoring
noordoost atlantische oceaan
1
noordzee
1
north sea
1
northeast atlantic
1
plastics
1
richtlijnen (directives)
water pollution
1
waterverontreiniging
1
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