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Variabilidad ecomórfica del mejillón silvestre y cultivado en España (Gén. Mytilus) y relación con su posición sistemática

Authors: Figueras Monfort, Antonio; Figueras Huerta, Antonio;

Variabilidad ecomórfica del mejillón silvestre y cultivado en España (Gén. Mytilus) y relación con su posición sistemática

Abstract

Algunos taxónomos discuten si M. galloprovincialis es una especie o una subespecie de M. edulis; en el presente trabajo, los autores han examinado varios caracteres morfológicos, así como el color del borde del manto y los índices conquiométricos, y encuentran que el mejillón de las costas españolas, tanto el cultivado como el silvestre, presenta muchos de los caracteres de M. galloprovincialis; no obstante, en el mejillón cultivado, los caracteres propios de M. edulis se encuentran en mayor proporción que en el silvestre. También se observa que el mejillón silvestre de la costa nordeste mediterránea de España es muy parecido al del Cantábrico, siendo ambos típicamente M. galloprovincialis, mientras que el mejillón cultivado del noroeste de España (Atlántico) presenta caracteres mezclados de ambas especies o formas. En todas las muestras se ha observado la existencia de individuos que no pueden adscribirse claramente a una de las dos formas, respecto de los cinco carcteres estudiados, y sólo en una muestra (Ampurias) todos los individuos tenían menos de tres caracteres cardinales en la charnela. Aunque la mayoría de los ejemplares estudiados presentan el borde del manto oscuro como corresponde a la forma galloprovincialis, la intensidad del tinte oscuro varía a lo largo del año siguiendo la luminosidad de la estación anual. Para ejemplares de la misma talla, el índice H/L es siempre menor para la forma edulis que para la forma galloprovincialis

19 páginas, 4 cuadros, 7 figuras

Peer reviewed

Keywords

Ecomorfismo, Mejillón, Ecomorphism, Mussel, Mytilus (edulis, galloprovincialis)

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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