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Water management and wise use of wetlands: enhancing productivity
Type: Book Chapter
Lakes and reservoirs are affected by human interventions mainly by eutrophication. Changes in morphology are less common, although siltation and local alterations to the riparian zone can result from urbanisation,marina ...
Coastal aquaculture development and the environment: the role of coastal area management
Type: Journal Article
The rapid expansion of coastal aquaculture has serious environmental and socioeconomic consequences, which include large-scale removal of valuable coastal wetlands, land subsidence, acidification, salinization of groundwater ...
Integration of freshwater prawn culture with rice farming in Kuttanad, India
Type: Journal Article
The integration of paddy cultivation with prawn/fish culture can become a viable alternative to effectively utilize the vast area of derelict polders (embanked coastal flood plains) in Kuttanad, India. Nearly 55 000 ha of ...
Wetlands management in Vietnam's Mekong Delta: an overview of the pressures and responses
Type: Report
This paper introduces the characteristics of the Delta and outlines the pressures that are impinging on the sustainability of the Delta's wetlands. Although these pressures are non-linear and interacting, three are considered ...
Inland valley swamp assessment in Tonkolili District, Sierra Leone
Type: Report
Inland valley swamps (IVSs) form part of the upland-inland valley continuum in Sierra Leone, occupying the lowest position in the landscape. This study aimed to analyze the actual use, constraints on the use and the ...
Migratory fishes in Myanmar rivers and wetlands: challenges for sustainable development between irrigation water control infrastructure and sustainable inland capture fisheries
Type: Journal Article
Irrigated agriculture and maintaining inland capture fisheries are both essential for food and nutrition security in Myanmar. However, irrigated agriculture through water control infrastructure, such as sluices or barrages, ...
Aquatic agricultural systems in Zambia
Type: Brief
Zambia contains 40% of Southern Africa’s surface freshwater and seasonally almost 20% of the country (150,000 km²) is inundated. Zambia’s rivers, lakes and wetlands support extensive agriculture, fisheries and livestock ...
Causes of fish depletion: a factor analysis approach
Type: Journal Article
A study was conducted in 54 wetlands of 13 districts of Assam, India to evaluate the causes of fish depletion. Twenty-two variables were considered for the study. Seven factors were extracted through factor analysis ...
Wastewater treatment for land-based aquaculture: improvements and value-adding alternatives in model systems from Australia
Type: Journal Article
Settlement ponds are used to remove particulate and dissolved nutrients in Australian land-based aquaculture wastewater. At best, marine and brackish water settlement ponds reduce total suspended solids by 60%, but their ...