Search for dissertations about: "Marine reserves"
Showing result 1 - 5 of 8 swedish dissertations containing the words Marine reserves.
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1. Effects of contrasting types of marine protected areas on seagrass- and coral communities : are community-based reserves an important complement to government-managed protected areas?
Abstract : Coastal ecosystems, including seagrass beds and coral reefs, are among the most ecological and economical important ecosystems on Earth. At the same time as these ecosystems support livelihoods of coastal communities they are being highly degraded worldwide. READ MORE
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2. Masking environmental feedback : Misfits between institutions and ecosystems in Belize and Thailand
Abstract : The thesis analyses relationships between ecological and social systems in the context of coastal ecosystems. It examines human impacts from resource extraction and addresses management and governance behind resource exploitation. READ MORE
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3. Management Practices for Dealing with Uncertainty and Change : Social-Ecological Systems in Tanzania and Madagascar
Abstract : The development of human societies rests on functioning ecosystems. This thesis builds on integrated theories of linked social-ecological systems and complex adaptive systems to increase the understanding of how to strengthen the capacity of ecosystems to generate services that sustain human well-being. READ MORE
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4. Food web structures and carbon transfer efficiencies in a brackish water ecosystem
Abstract : Two differently structured food webs can be distinguished in the pelagic habitat of aquatic systems; the classical one (autotrophic) with phytoplankton as a base and the microbial food web (heterotrophic) with bacteria as a base. Energy (produced at the basal trophic level) reaches higher trophic levels, i.e. READ MORE
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5. Identification and implications of fish nurseries in tropical and subtropical seascapes
Abstract : Many species of reef fish reside in specific nursery habitats as juveniles. Seagrass meadows, and mangroves are examples of well-recognized nursery habitats, but only recently canopy-forming seaweeds have been found to provide important habitats for some fish species in the tropics. READ MORE