Numbers and distribution of wintering waterbirds in coastal southern Norway 2009
Petersen, I.K., Nielsen, R.D., Lorentsen, S.H. 2011. Numbers and distribution of wintering waterbirds in coastal southern Norway 2009. SEAPOP Short Report 1-2011: 7 s.
Petersen, I.K., Nielsen, R.D., Lorentsen, S.H. 2011. Numbers and distribution of wintering waterbirds in coastal southern Norway 2009. SEAPOP Short Report 1-2011: 7 s.