Please use this identifier to cite or link to this item: https://doi.org/10.21256/zhaw-27096
Publication type: Article in scientific journal
Type of review: Peer review (publication)
Title: The aquaponic principle : it is all about coupling
Authors: Baganz, Gösta F. M.
Junge, Ranka
Portella, Maria C.
Goddek, Simon
Keesman, Karel J.
Baganz, Daniela
Staaks, Georg
Shaw, Christopher
Lohrberg, Frank
Kloas, Werner
et. al: No
DOI: 10.1111/raq.12596
10.21256/zhaw-27096
Published in: Reviews in Aquaculture
Volume(Issue): 14
Issue: 1
Page(s): 252
Pages to: 264
Issue Date: 2021
Publisher / Ed. Institution: Wiley
ISSN: 1753-5123
1753-5131
Language: English
Subjects: Aquaponic farming; Aquaponic; Coupling degree; Coupling type; Permanently/on-demand coupled; Rans-aquaponics
Subject (DDC): 639.8: Aquaculture
Abstract: The aquaponic principle is the coupling of animal aquaculture (e.g. fish) with plant production (e.g. vegetables) for saving resources. At present, various definitions of aquaponics exist, some bearing the risk of misinterpretation by dismissing the original meaning or being contradictory. In addition, there is no standard terminology for the aspects of coupling between the aquaponic subsystems. In this study, we addressed both issues. (1) We developed new or revised definitions that are summarised by: Aquaponic farming comprises aquaponics (which couples tank-based animal aquaculture with hydroponics) and trans-aquaponics, which extends aquaponics to tankless aquaculture as well as non-hydroponics plant cultivation methods. Within our conceptual system, the term aquaponics corresponds to the definitions of FAO and EU. (2) A system analysis approach was utilised to explore different aquaponic setups aiming to better describe the way aquaponic subsystems are connected. We introduced the new terms ‘coupling type’ and ‘coupling degree’, where the former qualitatively characterises the water-mediated connections of aquaponic subsystems. A system with on-demand nutrient water supply for the independent operating plant cultivation is an ‘on-demand coupled system’ and we propose to deprecate the counterintuitive term ‘decoupled system’ for this coupling type. The coupling degree comprises a set of parameters to quantitatively determine the coupling's efficiency of internal streams, for example, water and nutrients. This new framework forms a basis for improved communication, provides a uniform metric for comparing aquaponic facilities, and offers criteria for facility optimisation. In future system descriptions, it will simplify evaluation of the coupling's contribution to sustainability of aquaponics.
URI: https://digitalcollection.zhaw.ch/handle/11475/27096
Fulltext version: Published version
License (according to publishing contract): CC BY 4.0: Attribution 4.0 International
Departement: Life Sciences and Facility Management
Organisational Unit: Institute of Natural Resource Sciences (IUNR)
Appears in collections:Publikationen Life Sciences und Facility Management

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Baganz, G. F. M., Junge, R., Portella, M. C., Goddek, S., Keesman, K. J., Baganz, D., Staaks, G., Shaw, C., Lohrberg, F., & Kloas, W. (2021). The aquaponic principle : it is all about coupling. Reviews in Aquaculture, 14(1), 252–264. https://doi.org/10.1111/raq.12596
Baganz, G.F.M. et al. (2021) ‘The aquaponic principle : it is all about coupling’, Reviews in Aquaculture, 14(1), pp. 252–264. Available at: https://doi.org/10.1111/raq.12596.
G. F. M. Baganz et al., “The aquaponic principle : it is all about coupling,” Reviews in Aquaculture, vol. 14, no. 1, pp. 252–264, 2021, doi: 10.1111/raq.12596.
BAGANZ, Gösta F. M., Ranka JUNGE, Maria C. PORTELLA, Simon GODDEK, Karel J. KEESMAN, Daniela BAGANZ, Georg STAAKS, Christopher SHAW, Frank LOHRBERG und Werner KLOAS, 2021. The aquaponic principle : it is all about coupling. Reviews in Aquaculture. 2021. Bd. 14, Nr. 1, S. 252–264. DOI 10.1111/raq.12596
Baganz, Gösta F. M., Ranka Junge, Maria C. Portella, Simon Goddek, Karel J. Keesman, Daniela Baganz, Georg Staaks, Christopher Shaw, Frank Lohrberg, and Werner Kloas. 2021. “The Aquaponic Principle : It Is All About Coupling.” Reviews in Aquaculture 14 (1): 252–64. https://doi.org/10.1111/raq.12596.
Baganz, Gösta F. M., et al. “The Aquaponic Principle : It Is All About Coupling.” Reviews in Aquaculture, vol. 14, no. 1, 2021, pp. 252–64, https://doi.org/10.1111/raq.12596.


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