1st International Swan Symposium 1973: Slimbridge, Gloucestershire, UK

Environmental stress on the Whistling Swan by William W. H. Gunn 

A continental study of Whistling Swans using neck collars by William J. L. Sladen

The use of small airplanes to gather swan data in Alaska by James G. King

Population structure an d productivity of Whistling Swans on the Yukon Delta, Alaska by Calvin J. Lensink

Trumpeter Swan management by Henry A. Hansen

Hyôko: winter habitat of wild swans at Suibara by Rose Lesser

A moulting population of non-breeding Mute Swans with special reference to flight-feather moult, feeding ecology and habitat selection by Sven Mathiasson

Mortality o f the Black Swan in New Zealand—a progress report by Murray Williams

Lead shot in Bewick’s Swans by Mary E. Evans, N. A. Wood and Janet Kear

Leucistic Bewick’s Swans by Mary E. Evans and Tom Lebret

Censuses of Anatidae in the central delta of the Niger and the Senegal delta—January 1972 by Francis Roux

Fluctuations in the numbers of wildfowl on an equatorial hippo wallow by S K Eltringham

Waterfowl in north-east Asia by A A Kistchinski

A cosmopolitan duck moulting resort; Takslesluk Lake Alaska by James G King

Behaviour and distribution of wild geese in south-east Scotland by I Newton, V M Thom, W Brotherston

The management of grassland areas for wintering geese by Myrfyn Owen

The manurial effect of Cape Barren Goose droppings by Richard W Marriott

Studies of shorebirds at Lindisfarne, Northumberland. 1. Feeding ecology and behaviour of the Bar-tailed Godwit by P C Smith, P R Evans 

The systematic status of the Cape Barren Goose as judged by its photo-responses by J Kear, R K Murton

Proximate and ultimate determinants of clutch size in Anatidae by Paul A Johnsgard

Platform-building by male and female Ruddy Ducks by W Roy Siegfried

Icelandic eiders—a few observations by Ralph S Palmer

Maternal nesting behaviour by male Mallards by Charles Dane, Willard Steffen, Patrick Caldwell