Table 2.

 The 10 most frequently sampled species in the 2006 EU wild bird avian influenza survey

Rank	Species	Number sampled	Proportion of total birds sampled, %
1	Mallard (Anas platyrhynchos)	28 313	23·5
2	Mute Swan (Cygnus olor)	8239	6·8
3	Black‐headed Gull (Larus ridibundus)	4303	3·6
4	Common Buzzard (Buteo buteo)	3597	3
5	White fronted Goose (Anser a. albifrons)	3058	2·5
6	Barnacle Goose (Branta leucopsis)	2671	2·2
7	Grey Heron (Ardea cinera)	2670	2·2
8	Coot (Fulica atra)	2494	2·1
9	Wigeon (Anas penelope)	2485	2·1
10	Pheasant (Phasianus colchicus)	2292	1·9