Table Of Content

Biological Conservation 56 (1991) 370—372 CONTENTS OF VOLUME 56 Number 1 Impact of Different Cutting Regimes on the Performance of Brachypodium pinnatum in Dutch Chalk Grassland. R. BOBBINK & J. H. WILLEMS (The Netherlands) The Kaka Nestor meridionalis, a New Zealand Parrot Endangered by Introduced Wasps and Mammals . 23 JACQUELINE R. BEGGS & PETER R. ‘WILSON (New Zealand) A Census of the Black-Browed Albatross Diomedea melanophrys Population on Steeple Jason Island, Falkland Islands. 39 K. R. THOMPSON & P. ROTHERY (UK) Declining Martial Polemaetus bellicosus and Tawny Aguila rapax Eagle Populations and Causes of Mortality on Farmlands in Central Namibia 49 C. J. BROWN (Namibia) Kirtland’s Warbler Habitats: A Possible Early Indicator of Climatic Warming . 63 DANIEL B. BOTKIN, DOUGLAS A. WOODBY & ROBERT A. NISBET (USA) Minimum Estimate of the Number of Bottlenose Dolphins Tursiops truncatus in the Moray Firth, NE Scotland . 79 P.S. HAMMOND & P. M. THOMPSON (UK) Dartford Warblers Sylvia undata, Their Habitat and Conservation in the New Forest, Hampshire, England in 1988 89 DIANA WESTERHOFF & COLIN R. TUBBS (UK) Status and Conservation of Large Mammals in Ladakh 101 DAVID P. MALLON (UK) Announcement 121 Number 2 The Black-bellied Whistling Duck in Mexico—from Traditional Use to Sustainable Management? 123 FRANCISCA FEEKES (Mexico) 370 Biol. Conserv. 56 (1991)}—© 1991 Elsevier Science Publishers Ltd, England. Printed in Great Britain Contents of Volume 56 Prescribed Burning as a Conservation Management Practice: A Case History from the Cederberg Mountains, Cape Province, South Africa. 133 P. J. BROWN, P. T. MANDERS, D. P. BANDS, F. J. KRUGER & R. H. ANDRAG (Republic of South Africa) Introduced Fishes in Marine Systems and Inland Seas 151 DONALD M. BALTZ (USA) Short-term Behavioural Responses of Svalbard Reindeer Rangifer tarandus platyrhynchus to Direct Provocation by a Snowmobile 179 N. J. C. TYLER (Norway) Responses of an Avian Scavenging Guild to Anglers . 195 RICHARD L. KNIGHT, DAVID P. ANDERSON & N. VERNE MARR (USA) Vegetation Response on a Forest Slope Cleared for a Ski-run with Special Reference to the Herb Alstroemeria aurea Graham (Alstroemeriaceae), Argentina 207 JAVIER G. PUNTIERI (Argentina) Population Trends of Forest Birds in a Finnish Lapland Landscape of Large Habitat Blocks: Consequences of Stochastic Environmental Variation or Regional Habitat Alteration? 223 RAIMO VIRKKALA (Finland) Book Reviews 241 Number 3 The Susceptibility and/or Resilience of Rocky Littoral Molluscs to Stock Depletion by the Indigenous Coastal People of Transkei, Southern Africa . 245 THERESA LASIAK (Southern Africa) A Method for Determining Indigenous Vegetation from a Environmental Factors, and its Use for Vegetation Restoration . 265 R. B. ALLEN & J. BASTOW WILSON (New Zeuand) Scores and Score Classes for Evaluation Criteria: A Comparison Based on the Cost of Reserving all Natural Features 281 M. BEDWARD, R. L. PRESSEY & A. O. NICHOLLS ‘alia The Conservation of Arboreal Marsupials in the Montane Ash Forests of the Central Highlands of Victoria, South-East Australia: III. The Habitat Require- ments of Leadbeater’s Possum Gymnobelideus leadbeateri and Models of the Diversity and Abundance of Arboreal Marsupials 295 D. B. LINDENMAYER, R. B. CUNNINGHAM, M. T. TANTON, H. A. NIX & A. P. SMITH (Australia) 372 Contents of Volume 56 Conflicts in National Parks: A Case Study of Helicopters and Bighorn Sheep Time Budgets at the Grand Canyon 317 CRAIG A. STOCKWELL, GARY C. BATEMAN & JOEL BERGER (USA) Patterns of Use of Ancient Grassland by Cattle and Horses and Effects on Vegetational Composition and Structure 329 R. J. PUTMAN, A. D. FOWLER & S. TOUT (UK) Aspects of the Ecology of Kakapo Strigops habroptilus Liberated on Little Barrier Island (Hauturu), New Zealand 349 RON J. MOORHOUSE & RALPH G. POWLESLAND (New Pettgnd) Book Reviews 367