Table of Contents
Front Matter
| Contents and editorial | |
| 1-6 |
Preface
| The Third International Swan Symposium: a Synthesis | |
| Susan L Earnst | 7-14 |
| Comparative demography of the swans: a review | |
| Jonathan Bart, Susan L Earnst, Philip J Bacon | 15-21 |
SECTION ONE: DISTRIBUTION AND STATUS
| Population trends of the Mute Swan Cygnus olor in the Palearctic | |
| Maria Wieloch | 22-32 |
| The status and distribution of the Mute Swan Cygnus olor in the USSR: a review of recent censuses | |
| G A Krivonosov | 33-38 |
| Status of the Mute Swan, Cygnus olor and the Whooper Swan C. cygnus in Silesia (SW Poland) | |
| Andrzej Czapulak | 39-43 |
| Dynamics and age structure of wintering Mute Swans Cygnus olor in south-eastern Poland | |
| Alicja Jozkowicz, Kazimierz Walasz | 44-48 |
| Recent status of Mute Swans Cygnus olor in the Ukraine, USSR | |
| A I Korzyukov, A I Koshelev, V V Serebryakov | 49-52 |
| 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 | |
| T B Ardamatskaya, A I Korzyukov | 53-55 |
| 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 | |
| A Ya Kondratiev | 56-61 |
| Distribution and numbers of Bewick's Swans Cygnus bewickii in the European Northeast of the USSR | |
| Yu N Mineyev | 62-67 |
| Number and distribution of Mute Swans, Cygnus olor, Bewick's Swans, C. bewickii, and Whooper Swans C. cygnus in the West Siberian plain | |
| Yu S Ravkin | 68-72 |
| Numbers, distribution and breeding success of Whooper Swans Cygnus cygnus and Mute Swans C. olor in central Kazakhstan, USSR, in 1985 and 1987 | |
| V G Vinogradov, E M Auezov | 73-76 |
| The current status of Whooper Swan Cygnus cygnus and Bewick's Swan Cygnus bewickii populations in the Prichankayaskaya Lowland, USSR | |
| Y N Glushenko, V N Bocharnikov | 77 |
| Winter distribution of Tundra Swans Cygnus columbianus breeding in Alaska and Western Canadian Arctic | |
| Roland J Limpert, William J L Sladen, Hubert A Allen, Jr | 78-83 |
| The status of Trumpeter Swans Cygnus buccinator wintering on Vancouver Island, British Columbia, Canada, in 1989 | |
| R W McKelvey, R G Davies, K Morrisson | 84-87 |
| Demography of Black-necked Swans Cygnus melancoryphus in three Chilean wetland areas | |
| Roberto Schlatter, Juan Salazar, Alex Villa, Javiera Meza | 88-94 |
SECTION TWO: POPULATION STUDIES
| Survival rates of young Mute Swans Cygnus olor | |
| C M Perrins | 95-102 |
| 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 | |
| A E Coleman, C D T Minton, J T Coleman | 103-109 |
| Population size, breeding success and distribution of Bewick's Swans Cygnus columbianus bewickii wintering in Europe in 1986-87 | |
| Sjoerd Dirksen, Jan H Beekman | 120-124 |
| Continuity and advancement of Trumpeter Swan Cygnus buccinator and Tundra Swan C. columbianus population monitoring in Alaska | |
| Bruce Conant, John I Hodges, James G King | 125-136 |
| Whooper Swan Cygnus c. cygnus population dynamics in Finland | |
| Antti Haapanen | 137-141 |
| Demographic analyses of a Trumpteter Swan Cygnus cygnus buccinator population in Western USA | |
| Carl D Mitchell, Ruth Shea, Dave C Lockman, Janissa R Balcomb | 142 |
| Population dynamics of Mute Swans Cygnus olor in the Outer Hebrides, Scotland | |
| C J Spray | 143 |
SECTION THREE: BREEDING
| Breeding performance of an Irish Mute Swan Cygnus olor population | |
| Richard Collins | 144-150 |
| An analysis of Mute Swan Cygnus olor breeding data | |
| P J Walter, P J Bacon, J Sears | 151-156 |
| Mute Swans Cygnus olor breeding in the Volga Delta, USSR | |
| G A Krivonosov | 157-160 |
| The breeding ecology of the Mute Swan Cygnus olor in Poland - preliminary report | |
| Andrzej Czapulak, Maria Wieloch | 161-166 |
| Breeding biology of Bewick's Swans Cygnus bewickii in Chukotka, Far Eastern USSR | |
| A Ya Kondratiev | 167-171 |
| Population status and productivity of Tundra Swans Cygnus columbianus in North America | |
| Jerome R Serie, James C Bartonek | 172-177 |
| Demography of Eastern Population Tundra Swans Cygnus columbianus | |
| Jonathan Bart, Roland Limpert, Susan Earnst, William Sladen, James Hines, Thomas Rothe | 178-184 |
| Lifetime reproductive success of Mute Swans Cygnus olor in Denmark | |
| P Andersen-Harrild, P J Bacon | 185 |
| Dispersion dynamics of breeding Mute Swans Cygnus olor in Northwest Germany | |
| Erwin Rudolf Scherner | 186 |
| The breeding success of Whooper Swans Cygnus cygnus nesting in upland and lowland regions of Iceland - a preliminary analysis | |
| Eileen C Rees, J M Black, C J Spray, S Thorisson | 187 |
| Factors affecting breeding success in Bewick's Swans Cygnus bewickii | |
| D K Scott | 188 |
SECTION FOUR: MIGRATION
| Movements of Whooper Swans Cygnus cygnus neckbanded in Iceland | |
| Arnthor Gardarsson | 189-194 |
| Bimodality of spring migration of the Whooper Swan Cygnus cygnus in Finland | |
| Antti Haapanen, Hannu Hautala | 195-200 |
| Eurasian Whooper Swan Cygnus cygnus migration with particular reference to birds wintering in southern Sweden | |
| Sven Mathiasson | 201-208 |
| Distribution within the USSR of Bewick's Swans Cygnus columbianus bewickii marked in Britain | |
| Eileen C Rees | 209-213 |
| Present status of Mute Swans Cygnus olor, Whooper Swans C. cygnus and Bewick's Swans C. bewickii in the Eastern Baltic Region | |
| Andres Kuresoo | 214-217 |
| The migration of swans Cygnus spp., in the Ukraine, USSR | |
| V V Serebryakov, V N Grishchenko, A M Poluda | 218-223 |
| Migration of Bewick's Swans Cygnus bewickii and Whooper Swans C. cygnus wintering in Japan through Sakhalin Island and adjacent territories, USSR | |
| V A Ostapenko | 224-226 |
| Scandinavian/Baltic Mute Swans Cygnus olor in the Netherlands: movements under the influence of severe winter weather and their consequences | |
| Sjoerd Dirksen, Hans Esselink | 227 |
SECTION FIVE: HABITATS, FOOD AND FEEDING
| Bewick’s Swans Cygnus columbianus bewickii in the Netherlands: numbers, distribution and food choice during the wintering season | |
| Sjoerd Dirksen, Jan H Beekman, Teus H Slagboom | 228-237 |
| Bewick's Swan Cygnus columbianus bewickii utilising the changing resource of Potamogeton pectinatus during autumn in the Netherlands | |
| Jan H Beekman, Mennobart R van Eerden, Sjoerd Dirksen | 238-248 |
| Feeding activities of Bewick's Swans Cygnus columbianus bewickii at a migratory site in the Estonian SSR | |
| Eileen C Rees, Jonathan M Bowler | 249-255 |
| Whooper Swan Cygnus cygnus egg production in different nesting habitats in Finland | |
| Arvo Ohtonen, Kauko Huhtala | 256-259 |
| Costs and benefits of extended parental care in Tundra Swans Cygnus columbianus columbianus | |
| Susan L Earnst, Jonathan Bart | 260-267 |
| Reproductive biology of Black-necked Swans Cygnus melancoryphus at three Chilean wetland areas and feeding ecology at Rio Cruces | |
| Roberto P Schlatter, Juan Salazar, Alex Villa, Javiera Meza | 268-271 |
| Black-necked Swan Cygnus melancoryphus and Coscoroba Swan Coscoroba coscoroba in a wetland in Uruguay | |
| R Vaz-Ferreira, F Rilla | 272-277 |
| Distribution of Whooper Swans Cygnus cygnus in Britain and Ireland in relation to habitat type and flock social structure | |
| Jeffrey M Black, David G Salmon, Mike Bell | 278 |
SECTION SIX: BIOMETRICS, PHYSIOLOGY AND GENETICS
| Laying date and clutch size in relation to body weight in the Mute Swan Cygnus olor | |
| Jan H Beekman | 279-287 |
| Growth and biometry of Mute Swan Cygnus olor cygnets in Groningen, the Netherlands | |
| Joep J de Leeuw, Jan H Beekman | 288-295 |
| Biometrics and timing of primary moult of non-breeding Mute Swans Cygnus olor at Lake IJsselmeer, the Netherlands | |
| Klaas van Dijk, Mennobart R van Eerden | 296-303 |
| Cygnus olor immutablis in Poland | |
| Maria Wieloch, Andrzej Czapulak | 304-309 |
| Alloparental behaviour in Mute Swans Cygnus olor detected by DNA fingerprinting | |
| A Meng, D T Parkin | 310-318 |
| Daily time and energy budgets in Whooper Swans Cygnus cygnus and Bewick's Swans Cygnus bewickii in the breeding season | |
| S K Kritsov, Yu N Mineyev | 319-321 |
| Population genetics of the Mute Swan Cygnus olor with especial reference to colonial breeding | |
| P J Bacon, C M Perrins | 322 |
| Plasma LH concentrations in Mute Swans Cygnus olor of different ages during spring | |
| A Dawson, A E Coleman | 323-324 |
| Moult and dispersal of Mute Swans Cygnus olor in East Scotland: a preliminary analysis | |
| C J Spray, N Atkinson | 325 |
| The biology of incubation in Black Swans Cygnus atratus: preliminary results | Untitled PDF |
| Christine Brugger, Michael Taborsky | 326 |
SECTION SEVEN: MANAGEMENT AND CONSERVATION
| Models of swan population dynamics and growth - a review | |
| P J Bacon, Jan H Beekman | 327-335 |
| On the use of capture-recapture methods for studying swans | |
| Jonathan Bart | 336-339 |
| Methods of band survival analysis applied to studies of the Tundra Swan Cygnus columbianus | |
| Hubert A Allen, Jr, William J L Sladen, Roland J Limpert | 340-347 |
| Trumpeter Swan Cygnus buccinator range expansion programs in the northern Rocky Mountains, USA | |
| Ruth Shea, Dave C Lockman, Carl D Mitchell | 348-351 |
| Causes of mortality in Trumpeter Swans Cygnus buccinator in Minnesota 1986-89 | |
| L A Degernes, R K Frank | 352-355 |
| Mortality in Tundra Swans Cygnus columbianus | |
| James C Bartonek, Jerome R Serie, Kathryn A Converse | 356-358 |
| Harvest management of Tundra Swans Cygnus columbianus in North America | |
| Jerome R Serie, James C Bartonek | 359-367 |
| Swans should not be hunted | |
| William J L Sladen | 368-375 |
| Current conservation status and problems of swan population management in the USSR | |
| Yu M Schadilov | 376-377 |
| The impact of hunting on a protected species, the Whooper Swan Cygnus cygnus at Lake Constance | |
| Martin Schneider-Jacoby, Peter Frenzel, Harald Jacoby, Gerhard Knötzsch, Karl-Heinz Kolb | 378-382 |
| Lead poisoning in Mute Swans Cygnus olor in England | |
| Jane Sears, Alan E Hunt | 383-388 |
| Lead poisoning in Mute Swans Cygnus olor in Ireland: a review | |
| John O ’Halloran, Alan A Myers, P F Duggan | 389-395 |
| Treatment of lead poisoning in Trumpeter Swans Cygnus buccinator | |
| Laurel A Degernes | 396-397 |
| Recommendations | |
| M Moser | 398-400 |
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