The Third International Swan Symposium: a Synthesis by Susan L Earnst

Comparative demography of the swans: a review by Jonathan Bart, Susan L Earnst, Philip J Bacon

Population trends of the Mute Swan Cygnus olor in the Palearctic by Maria Wieloch

The status and distribution of the Mute Swan Cygnus olor in the USSR: a review of recent censuses by G A Krivonosov

Status of the Mute Swan, Cygnus olor and the Whooper Swan C. cygnus in Silesia (SW Poland) by Andrzej Czapulak

Dynamics and age structure of wintering Mute Swans Cygnus olor in south-eastern Poland by Alicja Jozkowicz, Kazimierz Walasz

Recent status of Mute Swans Cygnus olor in the Ukraine, USSR by A I Korzyukov, A I Koshelev, V V Serebryakov

Numbers and distribution of Mute Swans Cygnus olor Whooper Swans C. cygnus and Bewick’s Swans C. bewickii in the Black Sea area of the Ukraine, USSR by T B Ardamatskaya, A I Korzyukov

The distribution and status of Bewick’s Swans Cygnus bewickii, Tundra Swans C. columbianus and Whooper Swans C. cygnus in the “Extreme Northeast” of the USSR by A Ya Kondratiev

Distribution and numbers of Bewick’s Swans Cygnus bewickii in the European Northeast of the USSR by Yu N Mineyev

Number and distribution of Mute Swans, Cygnus olor, Bewick’s Swans, C. bewickii, and Whooper Swans C. cygnus in the West Siberian plain by Yu S Ravkin

Numbers, distribution and breeding success of Whooper Swans Cygnus cygnus and Mute Swans C. olor in central Kazakhstan, USSR, in 1985 and 1987 by V G Vinogradov, E M Auezov

The current status of Whooper Swan Cygnus cygnus and Bewick’s Swan Cygnus bewickii populations in the Prichankayaskaya Lowland, USSR by Y N Glushenko, V N Bocharnikov

Winter distribution of Tundra Swans Cygnus columbianus breeding in Alaska and Western Canadian Arctic by Roland J Limpert, William J L Sladen, Hubert A Allen, Jr

The status of Trumpeter Swans Cygnus buccinator wintering on Vancouver Island, British Columbia, Canada, in 1989 by R W McKelvey, R G Davies, K Morrisson

Demography of Black-necked Swans Cygnus melancoryphus in three Chilean wetland areas by Roberto Schlatter, Juan Salazar, Alex Villa, Javiera Meza

Survival rates of young Mute Swans Cygnus olor by C M Perrins

Factors affecting the number of pairs and breeding success of Mute Swans Cygnus olor in an area of south Staffordshire, England, between 1961 and 1985 by A E Coleman, C D T Minton, J T Coleman

Between year variation and causes of mortality in the non-breeding population of the Mute Swan Cygnus olor in the Netherlands, with special reference to hunting by Hans Esselink, Jan H Beekman

Population size, breeding success and distribution of Bewick’s Swans Cygnus columbianus bewickii wintering in Europe in 1986-87 by Sjoerd Dirksen, Jan H Beekman

Continuity and advancement of Trumpeter Swan Cygnus buccinator and Tundra Swan C. columbianus population monitoring in Alaska by Bruce Conant, John I Hodges, James G King

Whooper Swan Cygnus c. cygnus population dynamics in Finland by Antti Haapanen

Demographic analyses of a Trumpteter Swan Cygnus cygnus buccinator population in Western USA by Carl D Mitchell, Ruth Shea, Dave C Lockman, Janissa R Balcomb

Population dynamics of Mute Swans Cygnus olor in the Outer Hebrides, Scotland by  J Spray

Breeding performance of an Irish Mute Swan Cygnus olor population by Richard Collins

An analysis of Mute Swan Cygnus olor breeding data by P J Walter, P J Bacon, J Sears

Mute Swans Cygnus olor breeding in the Volga Delta, USSR by G A Krivonosov

The breeding ecology of the Mute Swan Cygnus olor in Poland – preliminary report by Andrzej Czapulak, Maria Wieloch

Breeding biology of Bewick’s Swans Cygnus bewickii in Chukotka, Far Eastern USSR by A Ya Kondratiev

Population status and productivity of Tundra Swans Cygnus columbianus in North America by Jerome R Serie, James C Bartonek

Demography of Eastern Population Tundra Swans Cygnus columbianus by Jonathan Bart, Roland Limpert, Susan Earnst, William Sladen, James Hines, Thomas Rothe

Lifetime reproductive success of Mute Swans Cygnus olor in Denmark by P Andersen-Harrild, P J Bacon

Dispersion dynamics of breeding Mute Swans Cygnus olor in Northwest Germany by Erwin Rudolf Scherner

The breeding success of Whooper Swans Cygnus cygnus nesting in upland and lowland regions of Iceland – a preliminary analysis by Eileen C Rees, J M Black, C J Spray, S Thorisson

Factors affecting breeding success in Bewick’s Swans Cygnus bewickii by D K Scott

Movements of Whooper Swans Cygnus cygnus neckbanded in Iceland by Arnthor Gardarsson

Bimodality of spring migration of the Whooper Swan Cygnus cygnus in Finland by Antti Haapanen, Hannu Hautala

Eurasian Whooper Swan Cygnus cygnus migration with particular reference to birds wintering in southern Sweden by Sven Mathiasson

Distribution within the USSR of Bewick’s Swans Cygnus columbianus bewickii marked in Britain by Eileen C Rees

Present status of Mute Swans Cygnus olor, Whooper Swans C. cygnus and Bewick’s Swans C. bewickii in the Eastern Baltic Region by Andres Kuresoo

The migration of swans Cygnus spp., in the Ukraine, USSR by V V Serebryakov, V N Grishchenko, A M Poluda

Migration of Bewick’s Swans Cygnus bewickii and Whooper Swans C. cygnus wintering in Japan through Sakhalin Island and adjacent territories, USSR by V A Ostapenko

Scandinavian/Baltic Mute Swans Cygnus olor in the Netherlands: movements under the influence of severe winter weather and their consequences by Sjoerd Dirksen, Hans Esselink

Bewick’s Swans Cygnus columbianus bewickii in the Netherlands: numbers, distribution and food choice during the wintering season by Sjoerd Dirksen, Jan H Beekman, Teus H Slagboom

Bewick’s Swan Cygnus columbianus bewickii utilising the changing resource of Potamogeton pectinatus during autumn in the Netherlands by Jan H Beekman, Mennobart R van Eerden, Sjoerd Dirksen

Feeding activities of Bewick’s Swans Cygnus columbianus bewickii at a migratory site in the Estonian SSR by Eileen C Rees, Jonathan M Bowler

Whooper Swan Cygnus cygnus egg production in different nesting habitats in Finland by Arvo Ohtonen, Kauko Huhtala

Costs and benefits of extended parental care in Tundra Swans Cygnus columbianus columbianus by Susan L Earnst, Jonathan Bart

Reproductive biology of Black-necked Swans Cygnus melancoryphus at three Chilean wetland areas and feeding ecology at Rio Cruces by Roberto P Schlatter, Juan Salazar, Alex Villa, Javiera Meza

Black-necked Swan Cygnus melancoryphus and Coscoroba Swan Coscoroba coscoroba in a wetland in Uruguay by R Vaz-Ferreira, F Rilla

Distribution of Whooper Swans Cygnus cygnus in Britain and Ireland in relation to habitat type and flock social structure by Jeffrey M Black, David G Salmon, Mike Bell

Laying date and clutch size in relation to body weight in the Mute Swan Cygnus olor by Jan H Beekman

Growth and biometry of Mute Swan Cygnus olor cygnets in Groningen, the Netherlands by Joep J de Leeuw, Jan H Beekman

Biometrics and timing of primary moult of non-breeding Mute Swans Cygnus olor at Lake IJsselmeer, the Netherlands by Klaas van Dijk, Mennobart R van Eerden

Cygnus olor immutablis in Poland by Maria Wieloch, Andrzej Czapulak

Alloparental behaviour in Mute Swans Cygnus olor detected by DNA fingerprinting by A Meng, D T Parkin

Daily time and energy budgets in Whooper Swans Cygnus cygnus and Bewick’s Swans Cygnus bewickii in the breeding season by S K Kritsov, Yu N Mineyev

Population genetics of the Mute Swan Cygnus olor with especial reference to colonial breeding by P J Bacon, C M Perrins

Plasma LH concentrations in Mute Swans Cygnus olor of different ages during spring by A Dawson, A E Coleman

Moult and dispersal of Mute Swans Cygnus olor in East Scotland: a preliminary analysis by C J Spray, N Atkinson

The biology of incubation in Black Swans Cygnus atratus: preliminary results by Christine Brugger, Michael Taborsky

Models of swan population dynamics and growth – a review by P J Bacon, Jan H Beekman

On the use of capture-recapture methods for studying swans by Jonathan Bart

Methods of band survival analysis applied to studies of the Tundra Swan Cygnus columbianus by Hubert A Allen, Jr, William J L Sladen, Roland J Limpert

Trumpeter Swan Cygnus buccinator range expansion programs in the northern Rocky Mountains, USA by Ruth Shea, Dave C Lockman, Carl D Mitchell

Causes of mortality in Trumpeter Swans Cygnus buccinator in Minnesota 1986-89 by L A Degernes, R K Frank

Mortality in Tundra Swans Cygnus columbianus by James C Bartonek, Jerome R Serie, Kathryn A Converse

Harvest management of Tundra Swans Cygnus columbianus in North America by Jerome R Serie, James C Bartonek

Swans should not be hunted by William J L Sladen

Current conservation status and problems of swan population management in the USSR by Yu M Schadilov

The impact of hunting on a protected species, the Whooper Swan Cygnus cygnus at Lake Constance by Martin Schneider-Jacoby, Peter Frenzel, Harald Jacoby, Gerhard Knötzsch, Karl-Heinz Kolb

Lead poisoning in Mute Swans Cygnus olor in England by Jane Sears, Alan E Hunt

Lead poisoning in Mute Swans Cygnus olor in Ireland: a review by John O ’Halloran, Alan A Myers, P F Duggan

Treatment of lead poisoning in Trumpeter Swans Cygnus buccinator by Laurel A Degernes