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The Wetland Bird Survey (WeBS) - Alerts

REFERENCES

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Waters, R.J., Cranswick, P.A., Musgrove, A.J. & Pollitt, M.S. (1998) The Wetland Bird Survey 1996-97: Wildfowl and Wader Counts. BTO/WWT/RSPB/JNCC, Slimbridge.

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Waters, R.J., Cranswick, P.A., Musgrove, A.J. & Pollitt, M.S. (1998) The Wetland Bird Survey 1996-97: Wildfowl and Wader Counts. BTO/WWT?RSPB/JNCC, Thetford.

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