Essays about: "fish biodiversity"
Showing result 1 - 5 of 76 essays containing the words fish biodiversity.
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1. Vedlevande skalbaggar 10–20 år efter brand i tallskog : en jämförelse mellan hällmark och produktiv mark
University essay from SLU/Dept. of Wildlife, Fish and Environmental StudiesAbstract : The Swedish boreal forests have changed drastically in the last century. Intensive forestry with clear-cuttings and fire-prevention, cause a lack in dead wood diversity and volume. The current research on forests mainly focuses on productive forests and there is a knowledge gap regarding the importance of low-productive forest for biodiversity. READ MORE
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2. 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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3. Analyzing the impact of marine protected areas on coastal zones : A case-study of Addo Elephant National Park Marine Protected Area, South Africa
University essay from Uppsala universitet/Institutionen för samhällsbyggnad och industriell teknikAbstract : The ocean is, with its extraordinary ability to regulate the climate and absorb carbon dioxide, a vital ecosystem for all life on the planet. Moreover, the ocean is highly important for coastal communities as a source of income and nutrition, and as a consequence of increasing dependence it is becoming more significant to mitigate the effects of these anthropogenic activities on the ocean and its resources. READ MORE
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4. The foraging distribution of Cape gannets in relation to Addo Elephant National Park Marine Protected Area
University essay from SLU/Dept. of Wildlife, Fish and Environmental StudiesAbstract : Seabirds are considered to be the sentinels of the ocean, as they are able to locate their prey in spite of the great heterogeneity of the marine environment. During the breeding season, these central-place foragers not only need to find prey to maintain themselves but also to feed their young. READ MORE
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5. Effects of summer peaks on brown trout and Atlantic salmon growth and survival in hydropower-regulated Gullspång River
University essay from Karlstads universitet/Fakulteten för hälsa, natur- och teknikvetenskap (from 2013)Abstract : Daily demands for electrical power are met through sub-daily release of turbined water in the form of hydropeaking. Hydropeaking’s changes to stream flow are listed as a threat to biodiversity in river ecosystems as it causes rapid habitat alteration such as increased depth and velocity, affecting the species living downstream. READ MORE