Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand

Abstract The New Zealand green-lipped mussel aquaculture industry is largely dependent on the supply of young mussels that wash up on Ninety Mile Beach (so-called Kaitaia spat), which are collected and trucked to aquaculture farms. The locations of source populations of Kaitaia spat are unknown and...

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Autores principales: Jonathan P. A. Gardner, Catarina N. S. Silva, Craig R. Norrie, Brendon J. Dunphy
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/38ef0e74868341eb87723b13d2b6578c
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spelling oai:doaj.org-article:38ef0e74868341eb87723b13d2b6578c2021-12-02T15:51:13ZCombining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand10.1038/s41598-021-87326-42045-2322https://doaj.org/article/38ef0e74868341eb87723b13d2b6578c2021-04-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-87326-4https://doaj.org/toc/2045-2322Abstract The New Zealand green-lipped mussel aquaculture industry is largely dependent on the supply of young mussels that wash up on Ninety Mile Beach (so-called Kaitaia spat), which are collected and trucked to aquaculture farms. The locations of source populations of Kaitaia spat are unknown and this lack of knowledge represents a major problem because spat supply may be irregular. We combined genotypic (microsatellite) and phenotypic (shell geochemistry) data in a geospatial framework to determine if this new approach can help identify source populations of mussels collected from two spat-collecting and four non-spat-collecting sites further south. Genetic analyses resolved differentiated clusters (mostly three clusters), but no obvious source populations. Shell geochemistry analyses resolved six differentiated clusters, as did the combined genotypic and phenotypic data. Analyses revealed high levels of spatial and temporal variability in the geochemistry signal. Whilst we have not been able to identify the source site(s) of Kaitaia spat our analyses indicate that geospatial testing using combined genotypic and phenotypic data is a powerful approach. Next steps should employ analyses of single nucleotide polymorphism markers with shell geochemistry and in conjunction with high resolution physical oceanographic modelling to resolve the longstanding question of the origin of Kaitaia spat.Jonathan P. A. GardnerCatarina N. S. SilvaCraig R. NorrieBrendon J. DunphyNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Jonathan P. A. Gardner
Catarina N. S. Silva
Craig R. Norrie
Brendon J. Dunphy
Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand
description Abstract The New Zealand green-lipped mussel aquaculture industry is largely dependent on the supply of young mussels that wash up on Ninety Mile Beach (so-called Kaitaia spat), which are collected and trucked to aquaculture farms. The locations of source populations of Kaitaia spat are unknown and this lack of knowledge represents a major problem because spat supply may be irregular. We combined genotypic (microsatellite) and phenotypic (shell geochemistry) data in a geospatial framework to determine if this new approach can help identify source populations of mussels collected from two spat-collecting and four non-spat-collecting sites further south. Genetic analyses resolved differentiated clusters (mostly three clusters), but no obvious source populations. Shell geochemistry analyses resolved six differentiated clusters, as did the combined genotypic and phenotypic data. Analyses revealed high levels of spatial and temporal variability in the geochemistry signal. Whilst we have not been able to identify the source site(s) of Kaitaia spat our analyses indicate that geospatial testing using combined genotypic and phenotypic data is a powerful approach. Next steps should employ analyses of single nucleotide polymorphism markers with shell geochemistry and in conjunction with high resolution physical oceanographic modelling to resolve the longstanding question of the origin of Kaitaia spat.
format article
author Jonathan P. A. Gardner
Catarina N. S. Silva
Craig R. Norrie
Brendon J. Dunphy
author_facet Jonathan P. A. Gardner
Catarina N. S. Silva
Craig R. Norrie
Brendon J. Dunphy
author_sort Jonathan P. A. Gardner
title Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand
title_short Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand
title_full Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand
title_fullStr Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand
title_full_unstemmed Combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern New Zealand
title_sort combining genotypic and phenotypic variation in a geospatial framework to identify sources of mussels in northern new zealand
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/38ef0e74868341eb87723b13d2b6578c
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AT craigrnorrie combininggenotypicandphenotypicvariationinageospatialframeworktoidentifysourcesofmusselsinnorthernnewzealand
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