Hill birds in north-east Highlands - Watson, Adam
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Field observations in the Scottish Highlands over decades - ptarmigan, red grouse, golden plover, dotterel, bird counts.The author documents hatch-dates of ptarmigan and red grouse in relation to blaeberry growth and climate. He collates field observations on golden plover, involving proportions of dark-plumaged summering birds, breeding success, population density within and amongst areas, and declines since the late 1970s. Another chapter reviews evidence on dotterel abundance. The author criticises a paper claiming benefits of game-keeping for moorland birds and a report on effects of predation on birds.…mehr

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Produktbeschreibung
Field observations in the Scottish Highlands over decades - ptarmigan, red grouse, golden plover, dotterel, bird counts.The author documents hatch-dates of ptarmigan and red grouse in relation to blaeberry growth and climate. He collates field observations on golden plover, involving proportions of dark-plumaged summering birds, breeding success, population density within and amongst areas, and declines since the late 1970s. Another chapter reviews evidence on dotterel abundance. The author criticises a paper claiming benefits of game-keeping for moorland birds and a report on effects of predation on birds.
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Autorenporträt
Adam Watson, BSc, PhD, DSc, DUniv, raised in lowland Aberdeenshire, is a retired research ecologist aged 86. He began lifelong interests on winter snow in 1937, snow patches in 1938, the Cairngorms in 1939. A mountaineer and ski-mountaineer since boyhood, he has experienced Scotland, Iceland, Norway, Sweden, mainland Canada, Newfoundland, Baffin Island, Finland, Switzerland, Italy, Vancouver Island and Alaska. His main research was and is on population biology, behaviour and habitat of northern birds and mammals. In retirement he has contributed many scientific publications on snow patches and ecological topics. He is a Fellow of the Arctic Institute of North America, Centre for Ecology and Hydrology, Royal Meteorological Society, Royal Society of Edinburgh, and Society of Biology. Since 1954 he has been a member of the Scottish Mountaineering Club and since 1968 author of the Club's District Guide to the Cairngorms.