Fig 2 - uploaded by Cornelis Jan Camphuysen
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Annual oil rates in Common Guillemots (n >25 complete carcasses) in The Netherlands (OSPAR areas 8, 9 and 10) along the North Sea beach and 5yr running arithmetic mean oil rates since 1977/78. See Fig. 3 for the overall trend in oil rates. Note: to conduct a trend analysis, these values were logit-transformed in Fig. 3.
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This is the annual update for OSPAR of the beached bird survey (BBS) results in The Netherlands (winter 2014/15). The Dutch BBS provides data for OSPAR area’s 8, 9 and 10, but data from Belgian and German colleagues will have to be merged to arrive at the final values for these areas. For the Dutch North Sea region, significant declines in oil rate...
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This is the annual update for OSPAR of the beached bird survey (BBS) results in The Netherlands winter 2018/19. The Dutch BBS provides data for OSPAR area’s 8, 9 and 10, but data from Belgian and German colleagues will have to be merged to arrive at the final values for these areas. For the Dutch North Sea region, significant declines in oil rates...
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