Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles

In aquaculture, biofouling management is a difficult and expensive issue. Cuprous oxide has been commonly used to prevent fouling formation. To cheapen net management and reduce the use of copper, the industry has proposed several alternatives. Currently, polyurethane coatings are being explored and...

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Main Authors: Jordi Comas, David Parra, Joan Carles Balasch, Lluís Tort
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/11/3/734
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author Jordi Comas
David Parra
Joan Carles Balasch
Lluís Tort
author_facet Jordi Comas
David Parra
Joan Carles Balasch
Lluís Tort
author_sort Jordi Comas
collection DOAJ
description In aquaculture, biofouling management is a difficult and expensive issue. Cuprous oxide has been commonly used to prevent fouling formation. To cheapen net management and reduce the use of copper, the industry has proposed several alternatives. Currently, polyurethane coatings are being explored and commercially implemented. With this alternative, net cleaning is done in situ, reducing the number of nets necessary to raise a batch, thus ideally reducing operational costs. This pilot study compared this new strategy to the use of cuprous oxide. The results show that nets treated with antifouling perform better and bioaccumulation of copper in fish tissues do not pose health risks to fish. Alternatives involving on-site cleaning need to improve efficiency. Although the conditions of this work are not completely comparable to commercial aquaculture conditions, the results might indicate the strengths and constrains of the solutions tested in real life.
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spelling doaj.art-6583d6b3edff4a36acbe0dddeb1ceb832023-12-03T12:58:08ZengMDPI AGAnimals2076-26152021-03-0111373410.3390/ani11030734Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream JuvenilesJordi Comas0David Parra1Joan Carles Balasch2Lluís Tort3Department of Cell, Biology, Physiology and Immunology, Universitat Autònoma de Barcelona, 08193 Bellaterra, SpainDepartment of Cell, Biology, Physiology and Immunology, Universitat Autònoma de Barcelona, 08193 Bellaterra, SpainDepartment of Cell, Biology, Physiology and Immunology, Universitat Autònoma de Barcelona, 08193 Bellaterra, SpainDepartment of Cell, Biology, Physiology and Immunology, Universitat Autònoma de Barcelona, 08193 Bellaterra, SpainIn aquaculture, biofouling management is a difficult and expensive issue. Cuprous oxide has been commonly used to prevent fouling formation. To cheapen net management and reduce the use of copper, the industry has proposed several alternatives. Currently, polyurethane coatings are being explored and commercially implemented. With this alternative, net cleaning is done in situ, reducing the number of nets necessary to raise a batch, thus ideally reducing operational costs. This pilot study compared this new strategy to the use of cuprous oxide. The results show that nets treated with antifouling perform better and bioaccumulation of copper in fish tissues do not pose health risks to fish. Alternatives involving on-site cleaning need to improve efficiency. Although the conditions of this work are not completely comparable to commercial aquaculture conditions, the results might indicate the strengths and constrains of the solutions tested in real life.https://www.mdpi.com/2076-2615/11/3/734foulingaquaculture netscoppercleaning strategy<i>Sparus aurata</i>
spellingShingle Jordi Comas
David Parra
Joan Carles Balasch
Lluís Tort
Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles
Animals
fouling
aquaculture nets
copper
cleaning strategy
<i>Sparus aurata</i>
title Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles
title_full Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles
title_fullStr Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles
title_full_unstemmed Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles
title_short Effects of Fouling Management and Net Coating Strategies on Reared Gilthead Sea Bream Juveniles
title_sort effects of fouling management and net coating strategies on reared gilthead sea bream juveniles
topic fouling
aquaculture nets
copper
cleaning strategy
<i>Sparus aurata</i>
url https://www.mdpi.com/2076-2615/11/3/734
work_keys_str_mv AT jordicomas effectsoffoulingmanagementandnetcoatingstrategiesonrearedgiltheadseabreamjuveniles
AT davidparra effectsoffoulingmanagementandnetcoatingstrategiesonrearedgiltheadseabreamjuveniles
AT joancarlesbalasch effectsoffoulingmanagementandnetcoatingstrategiesonrearedgiltheadseabreamjuveniles
AT lluistort effectsoffoulingmanagementandnetcoatingstrategiesonrearedgiltheadseabreamjuveniles