Front Matter

5

National Wildfowl Refuges

23-25

The Wildfowlers' Association Conservation Programme

26-29

The importance to wildfowl of the reservoirs in England and Wales

29-33

Emsland without wildfowl

34-39

Recent population changes in British ducks, 1948 to 1960

40-57

Tracheal Anatomy of the Anatidae and its taxonomic significance

58-69

The distribution of waterfowl to St. Lawrence Island, Alaska

70-80

Ecology of wild ducks in inland Australia

81-91

Breeding biology of the Magpie Goose

92-103

The Brent Goose and its food supply in Essex

104-111

Brent Goose age-group counts, 1959-60

112-115

The number of Barnacle Geese in Europe in 1959-60

116-124

The distribution of Mallard ringed in southern England

125-136

Orientation experiments with Mallard

137-139

The flightless period of the Mallard in England

140-143

Reported casualties to ringed ducks in the spring and summer

144-146

Voice recordings of the Anatidae

147-150

Radioactive contamination in birds

151-152

Small Canada Geese in the British Isles

153-156

British literature on European Wildfowl, 1957-60

157-162

Ducks as botanists

163

A curious nest site of a Mute Swan

163-164

Continuous musical note produced by the primaries of gliding Mute Swans

164

A Greylay family homing on foot

164-165

Tuberculosis in Eiders

165-166

Pre-dusk gathering of Goldeneye

166

Male Teal displaying to shore roosting females

166-167

Great Skua attacking ducks

167

A rare water-beetle found by a Mallard

168-169

Eating of metal by ducks

169-170

A cheap form of semi-permanent binding for journals

170-171

The Wildfowl Trust Twelfth Annual Report

Trust Activities 1959-60