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  • 1
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    In:  EPIC3Helgoländer Meeresuntersuchungen, 40, pp. 241-265
    Publication Date: 2019-07-17
    Repository Name: EPIC Alfred Wegener Institut
    Type: Article , isiRev
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  • 2
    Publication Date: 2019-07-17
    Repository Name: EPIC Alfred Wegener Institut
    Type: Article , isiRev
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  • 3
    Publication Date: 2021-11-05
    Description: Los ecosistemas de corales mesofóticos (MCEs) albergan comunidades únicas que no han sido suficientemente estudiadas debido al alto costo de las tecnologías disponibles. Estos arrecifes pueden encontrarse entre 30 y 150 m de profundidad, donde la cantidad de luz incidente es 〈 10 % de la que llega a la superficie. Las zooxantelas asociadas a estos arrecifes tienen una tasa fotosintética reducida debido a la baja disponibilidad de luz, por lo que el zooplancton se convierte en la principal fuente de alimento para las colonias de coral. Para el estudio de la composición de las comunidades zooplanctónicas asociadas a estos ecosistemas, se diseñó y probó un dispositivo que permitió la recolección de zoopláncteres presentes sobre el andamio arrecifal de Bajo Fríjol, en el Parque Nacional Natural Corales de Profundidad. El dispositivo consistió en una manguera lastrada que llegaba a la profundidad deseada, conectada al dispositivo recolector, mediante el cual se filtraba el agua gracias a una bomba de succión. La cantidad de agua filtrada, las especies recolectadas y su abundancia permitieron concluir que el dispositivo es una herramienta útil, versátil y económica para la caracterización y el monitoreo de la comunidad zooplanctónica en el Parque Corales de Profundidad, por lo que podría extenderse a otros ecosistemas de arrecifes someros y mesofóticos.
    Description: Mesophotic coral ecosystems (MCEs) host unique communities that have not been sufficiently studied due to the high cost of available technologies. These reefs can be found between 30 and 150 m deep, where the amount of incident light is 〈 10 % of that reaching the surface. The zooxanthellae associated with these reefs have a reduced photosynthetic rate due to the low availability of light, therefore, zooplankton becomes the main food source for the coral colonies. To study the composition of zooplankton communities associated to these ecosystems, a device that allowed the collection of zooplankton present on the Bajo Fríjol reef scaffold was designed and tested in the Corales de Profundidad National Natural Park. The device consisted of a weighted hose that reached the desired depth, connected to the collecting device, by means of which the water was filtered using a suction pump. The amount of filtered water, the species collected, and their abundance allowed to conclude that the device is a useful, versatile and economic tool for the characterization and monitoring of the zooplanktonic community in the Corales de Profundidad Park, so it could be extended to other shallow and mesophotic coral ecosystems.
    Description: Published
    Description: Refereed
    Keywords: arrecifes mesofóticos ; mesophotic reefs ; dispositivo de recolección ; collection device ; zooplancton
    Repository Name: AquaDocs
    Type: Journal Contribution
    Format: pp. 243-250
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