Search Results - (Author, Cooperation:D. G. Noble)
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1P. A. Stephens ; L. R. Mason ; R. E. Green ; R. D. Gregory ; J. R. Sauer ; J. Alison ; A. Aunins ; L. Brotons ; S. H. Butchart ; T. Campedelli ; T. Chodkiewicz ; P. Chylarecki ; O. Crowe ; J. Elts ; V. Escandell ; R. P. Foppen ; H. Heldbjerg ; S. Herrando ; M. Husby ; F. Jiguet ; A. Lehikoinen ; A. Lindstrom ; D. G. Noble ; J. Y. Paquet ; J. Reif ; T. Sattler ; T. Szep ; N. Teufelbauer ; S. Trautmann ; A. J. van Strien ; C. A. van Turnhout ; P. Vorisek ; S. G. Willis
American Association for the Advancement of Science (AAAS)
Published 2016Staff ViewPublication Date: 2016-04-02Publisher: American Association for the Advancement of Science (AAAS)Print ISSN: 0036-8075Electronic ISSN: 1095-9203Topics: BiologyChemistry and PharmacologyComputer ScienceMedicineNatural Sciences in GeneralPhysicsKeywords: Animal Migration ; Animals ; Biodiversity ; *Birds ; Breeding ; *Climate Change ; Ecological Parameter Monitoring ; Europe ; Population Dynamics ; United StatesPublished by: -
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ISSN: 1745-6584Source: Blackwell Publishing Journal Backfiles 1879-2005Topics: Energy, Environment Protection, Nuclear Power EngineeringGeosciencesNotes: Techniques in use of well-point equipment for dewatering operations in Australia are described. Construction features of equipment used successfully in drying-out trenches for pipelaying, excavation for underground structures, and dewatering base area for low-level pumping stations are discussed. Typical layouts of well-point equipment and typical pumping equipment features are given. Case histories of recent use of well-point equipment are presented.Type of Medium: Electronic ResourceURL: -
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ISSN: 1476-4687Source: Nature Archives 1869 - 2009Topics: BiologyChemistry and PharmacologyMedicineNatural Sciences in GeneralPhysicsNotes: [Auszug] Nestling birds present vivid gapes and produce loud calls as they solicit food, but the complexity of the display is poorly understood. Here we explain the function of reed warbler begging signals and show how they are exploited by the common cuckoo, Cuculus canorus, a brood parasite. Reed warbler ...Type of Medium: Electronic ResourceURL: -
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ISSN: 1432-0703Source: Springer Online Journal Archives 1860-2000Topics: Energy, Environment Protection, Nuclear Power EngineeringMedicineNotes: Abstract. Thick-billed murres (Uria lomvia) originating from breeding colonies in the Canadian Arctic were collected on their wintering grounds off the coast of Newfoundland. Murres had been previously banded such that the age of each bird could be determined upon collection. This allowed us to explore the possible relationships between age and contaminant levels in the thick-billed murre. Samples of breast muscle were analyzed for organochlorines (chlorobenzenes, hexachlorocyclohexanes, DDTs, chlordanes, mirex, dieldrin, and PCBs) and metals (selenium, cadmium, mercury, and lead). Levels of both organochlorine and metal residues were sufficiently low so that toxic effects were unlikely. First-year birds contained lower levels of DDTs, mirex, dieldrin, and PCBs compared with older birds, reflecting lower levels of contamination of these compounds in food chains at breeding colonies located at higher latitudes. Higher levels of chemical residues in older birds may reflect greater direct input of those organochlorines into the wintering grounds via the highly contaminated St. Lawrence River. Levels of chlorobenzenes, hexachlorocyclohexanes, and chlordanes, which reflect atmospheric deposition, were not detected at higher levels in older birds. Of the metals, only cadmium was detected at higher levels in older birds.Type of Medium: Electronic ResourceURL: -
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ISSN: 1573-2959Source: Springer Online Journal Archives 1860-2000Topics: Energy, Environment Protection, Nuclear Power EngineeringNotes: Abstract Eggs were collected from seven seabird species at colonies on the British Columbia coast from 1983 to 1986 and analyzed for organochlorine contaminants. Total PCB levels (wet weight) were highest in double-crested cormorants (Phalacrocorax auritus) from the Fraser estuary (2.91 mg kg-1) and the Strait of Georgia (3.79 mg kg-1). Highest DDE levels were in fork-tailed storm-petrels (Oceanodroma furcata) from the Queen Charlotte Islands (1.68 mg kg-1). Organochlorine levels were generally lower in eggs from the mid 1980s than in those collected in the early 1970s. Organochlorine levels in Pacific alcids and hydrobatids foraging in offshore locations were compared to those in the same or ecologically similar species from the Canadian Atlantic coast. DDT- and HCH-related compounds were higher in Pacific populations while levels of dieldrin, oxychlordane, and HCB were generally lower. With the exception of β-HCH, levels of all measured organochlorines were lower in cormorants breeding in the Fraser River estuary than in cormorants from the St. Lawrence River estuary on the Atlantic coast.Type of Medium: Electronic ResourceURL: