Sediment macrobenthos off eastern Waiheke Island, Hauraki Gulf, New Zealand
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چکیده
منابع مشابه
Bird species diversity and abundance before and after eradication of possums and wallabies on Rangitoto Island, Hauraki Gulf, New Zealand
Five-minute bird counts were made on Rangitoto Island in 1998 and 1999, 8 and 9 years after the start, and 1 and 2 years after the completion of a 7-year programme that resulted in eradication of the introduced brushtail possum (Trichosurus vulpecula) and brushtailed rock wallaby (Petrogale penicillata). These were compared with counts made in 1990 (immediately before the start of the programme...
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The Noises and Motukawao Islands in Hauraki Gulf are small (maximum size 26 ha) and bushclad, and none is permanently inhabited. Norway rats reached the Noises about 1956, but their history on the Motukawao group is unknown. Live and kill-trapping was carried out between August 1977 and December 1981, mainly on the Noises Islands. Trapping success was high initially but declined rapidly and rem...
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We studied North Island robins over 7 breeding seasons following their reintroduction to Tiritiri Matangi Island. All robins bred in their first year if a mate was available. They usually retained pair bonds for life but some females switched mates within or between breeding seasons. There were 2 instances of sequential polyandry, where a female laid a clutch with a new male while her previous ...
متن کاملMacrobenthos-sediment composition relationships Hormozgan Province coastal waters, Persian Gulf
Macrobenthos are benthic animals that live in or on the bottom sediments which used as a bioindicators to assess the presence of contaminants, in natural aquatic systems. This study aimed to achieve the relationship between sediment composition and macrobenthic communities, distribution. Sampling was done monthly in 2011-12 by a powerboat, and VanVeen grab with 0.04 cross section, were used for...
متن کاملForaging Ecology of the Red-crowned Parakeet (cyanoramphus Novaezelandiae Novaezelandiae) and Yellow-crowned Parakeet (c. Auriceps Auriceps) on Little Barrier Island, Hauraki Gulf, New Zealand
New Zealand Journal of Ecology (1998) 22(2): 161-171 ©New Zealand Ecological Society Previous anecdotal observations suggested that the diets of red-crowned and yellow-crowned parakeets were similar. Both species have been observed feeding primarily on flowers, fruits, seeds, leaves and buds with invertebrates forming a relatively minor component of both species’ diet (Wilkinson and Wilkinson, ...
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ژورنال
عنوان ژورنال: New Zealand Journal of Marine and Freshwater Research
سال: 2010
ISSN: 0028-8330,1175-8805
DOI: 10.1080/00288330.2010.498088