BBS Species Trends: Wales (Swans to Woodpeckers)

The graphs below show the current population trends for a particular species and country or region. The solid blue line plots the actual BBS index value, whereas the dashed green lines plot the upper and lower 95% confidence limits.

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The Breeding Bird Survey (BBS) monitors terrestrial birds throughout the UK to
provide information that underpins the conservation of species and habitats.
The BBS is organised by the BTO on behalf of BTO, JNCC and RSPB
Email: bbs@bto.org
Last updated 18 July, 2008

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