Bird census techniques /

Bird census techniques / Colin J. Bibby ... [et al.] ; illustrated by Sandra Lambton, RSPB and Simon Mustoe. - 2nd ed. - London ; San Diego : Academic, c2000. - xvi, 302 p. : ill., maps ; 25 cm.

Previous ed.: 1992.

0120958317

00101511


Birds--Counting.
Bird populations--Estimates--Great Britain.
Birds--Research.

QL677.5 / .B476 2000

598/.028/7