Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.

Aquaculture is currently one of the fastest growing food-producing sectors, accounting for around 50% of the world's food fish. Limited resources, together with climatic change, have stimulated the search for solutions to support and sustain the production of fish as a nutritious food. The inte...

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Main Authors: Miloš Buřič, Josef Bláhovec, Jan Kouřil
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2015-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0123577
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author Miloš Buřič
Josef Bláhovec
Jan Kouřil
author_facet Miloš Buřič
Josef Bláhovec
Jan Kouřil
author_sort Miloš Buřič
collection DOAJ
description Aquaculture is currently one of the fastest growing food-producing sectors, accounting for around 50% of the world's food fish. Limited resources, together with climatic change, have stimulated the search for solutions to support and sustain the production of fish as a nutritious food. The integration of a constructed wetland (CW) into a recirculating hatchery (RHS) was evaluated with respect to its economic feasibility and environmental impact. The outcome of eight production cycles showed the potential of CW integration for expanded production without increased operation costs or environmental load. Concretely, the use of constructed wetland allows the rearing about 40% more fish biomass, resulting in higher production and profitability. The low requirements for space, fresh water, and energy enable the establishment of such systems almost anywhere. Constructed wetlands could enhance the productivity of existing small scale facilities, as well as larger systems, to address economic and environmental issues in aquaculture. Such systems have potential to be sustainable in the context of possible future climate change and resource limitations.
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spelling doaj.art-f19145f422c4425688dfd6b8960cfb0c2022-12-21T20:45:20ZengPublic Library of Science (PLoS)PLoS ONE1932-62032015-01-01104e012357710.1371/journal.pone.0123577Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.Miloš BuřičJosef BláhovecJan KouřilAquaculture is currently one of the fastest growing food-producing sectors, accounting for around 50% of the world's food fish. Limited resources, together with climatic change, have stimulated the search for solutions to support and sustain the production of fish as a nutritious food. The integration of a constructed wetland (CW) into a recirculating hatchery (RHS) was evaluated with respect to its economic feasibility and environmental impact. The outcome of eight production cycles showed the potential of CW integration for expanded production without increased operation costs or environmental load. Concretely, the use of constructed wetland allows the rearing about 40% more fish biomass, resulting in higher production and profitability. The low requirements for space, fresh water, and energy enable the establishment of such systems almost anywhere. Constructed wetlands could enhance the productivity of existing small scale facilities, as well as larger systems, to address economic and environmental issues in aquaculture. Such systems have potential to be sustainable in the context of possible future climate change and resource limitations.https://doi.org/10.1371/journal.pone.0123577
spellingShingle Miloš Buřič
Josef Bláhovec
Jan Kouřil
Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.
PLoS ONE
title Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.
title_full Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.
title_fullStr Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.
title_full_unstemmed Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.
title_short Back to the roots: the integration of a constructed wetland into a recirculating hatchery - a case study.
title_sort back to the roots the integration of a constructed wetland into a recirculating hatchery a case study
url https://doi.org/10.1371/journal.pone.0123577
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