Essays about: "alien invasive species"
Showing result 1 - 5 of 30 essays containing the words alien invasive species.
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1. Non-native plants in mountain ecosystems. An exploration of plant diversity and its response to road disturbance and alien invasion.
University essay from Göteborgs universitet / Instiutionen för biologi och miljövetenskapAbstract : Understanding patterns of invasive plants becomes ever more important as anthropogenic presence continues to facilitate their spread. In mountainous landscapes, cases of establishment by nonnative species have become frequent, despite the environmentally unfavorable conditions for plants less adapted to the harsh climate. READ MORE
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2. Monitoring marine alien and invasive species. A comparison between the traditional method (eRAS) and DNA-based identification of species.
University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskapAbstract : There is a major concern with the uncontrolled spreading of alien and invasive species, caused by an increase in travelling by boat globally. These are dispersed via ballast water, by fouling on ships and in fishing gear. READ MORE
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3. The use of regurgitated pellets from the great cormorant to detect the presence of the round goby
University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskapAbstract : The round goby (Neogobius melanostomus) is an invasive alien species that poses one of the greatest threats to biodiversity and ecosystem services in Sweden today. The round goby originates from the Black Sea and Caspian Sea but has in recent decades rapidly spread with global shipping traffic to new areas in Europe and North America. READ MORE
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4. Invasive plant species in southwest Sweden: Evaluation methods of removal by empirical study and literature review
University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskapAbstract : Invasive alien species (IAS), are one of the five biggest threats to biodiversity worldwide. An instrument for biodiversity protection in Sweden is the establishment and management of nature reserves. The goal of nature reserves is to protect valuable nature and rare species to preserve biodiversity. READ MORE
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5. Potential migration routes for the alien species, pink salmon (Oncorhynchus gorbuscha) : investigating access in west and south coast rivers of Sweden
University essay from SLU/Dept. Of Aquatic ResourcesAbstract : Invasive alien species are one of the main drivers of ecosystem change globally, presenting challenges to biodiversity that take many forms Pink salmon, Oncorhynchus gorbuscha, has recently been observed on the Swedish west coast where its presence is the result of secondary spreading from populations introduced to the White and Barents Seas in northwestern Russia. In Sweden, O. READ MORE
