First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico

Guadalupe Island represents a unique ecosystem. Its volcanic origin and remoteness from the Baja California peninsula have allowed for the successful establishment of its distinctive flora and fauna. However, the difficulty in accessing the island has precluded the study of its biotic communities, m...

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Main Authors: Francisco Omar López-Fuerte, David A. Siqueiros-Beltrones, Ricardo Yabur
Format: Article
Language:English
Published: Universidad Nacional Autónoma de México 2015-06-01
Series:Revista Mexicana de Biodiversidad
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Online Access:https://revista.ib.unam.mx/index.php/bio/article/view/1200
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author Francisco Omar López-Fuerte
David A. Siqueiros-Beltrones
Ricardo Yabur
author_facet Francisco Omar López-Fuerte
David A. Siqueiros-Beltrones
Ricardo Yabur
author_sort Francisco Omar López-Fuerte
collection DOAJ
description Guadalupe Island represents a unique ecosystem. Its volcanic origin and remoteness from the Baja California peninsula have allowed for the successful establishment of its distinctive flora and fauna. However, the difficulty in accessing the island has precluded the study of its biotic communities, mainly the marine ones. Consequently, no studies on benthic or planktonic diatoms have been hitherto published. Thus, the first records of marine benthic diatom species (epiphytic, epilithic, epizoic) from Guadalupe Island in the NW Mexican Pacific are here provided. One hundred and nineteen diatom taxa belonging to the Bacillariophyceae and Fragilariophyceae were identified, including species and varieties. The former with 87 taxa was the most diverse. Thirteen taxa are new records for Mexico; photographic images of these are provided. Because this is the first study for the benthic diatoms of Isla Guadalupe, a particular bio-geographical affinity is not proposed. However, the best represented genus was Mastogloia which has tropical affinity, and Cocconeis thalassiana was also identified, a new species recently recorded for the Mexican Caribbean.
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publishDate 2015-06-01
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spelling doaj-art-cdcf80e816cf4bdcb5e55e2fb8c2e0f62025-08-20T02:31:30ZengUniversidad Nacional Autónoma de MéxicoRevista Mexicana de Biodiversidad1870-34532007-87062015-06-0186210.1016/j.rmb.2015.04.016First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, MexicoFrancisco Omar López-FuerteDavid A. Siqueiros-BeltronesRicardo YaburGuadalupe Island represents a unique ecosystem. Its volcanic origin and remoteness from the Baja California peninsula have allowed for the successful establishment of its distinctive flora and fauna. However, the difficulty in accessing the island has precluded the study of its biotic communities, mainly the marine ones. Consequently, no studies on benthic or planktonic diatoms have been hitherto published. Thus, the first records of marine benthic diatom species (epiphytic, epilithic, epizoic) from Guadalupe Island in the NW Mexican Pacific are here provided. One hundred and nineteen diatom taxa belonging to the Bacillariophyceae and Fragilariophyceae were identified, including species and varieties. The former with 87 taxa was the most diverse. Thirteen taxa are new records for Mexico; photographic images of these are provided. Because this is the first study for the benthic diatoms of Isla Guadalupe, a particular bio-geographical affinity is not proposed. However, the best represented genus was Mastogloia which has tropical affinity, and Cocconeis thalassiana was also identified, a new species recently recorded for the Mexican Caribbean.https://revista.ib.unam.mx/index.php/bio/article/view/1200InsularBacillariophytaEpiphyticEpilithicEpizoicEastern Pacific
spellingShingle Francisco Omar López-Fuerte
David A. Siqueiros-Beltrones
Ricardo Yabur
First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico
Revista Mexicana de Biodiversidad
Insular
Bacillariophyta
Epiphytic
Epilithic
Epizoic
Eastern Pacific
title First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico
title_full First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico
title_fullStr First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico
title_full_unstemmed First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico
title_short First record of benthic diatoms (Bacillariophyceae and Fragilariophyceae) from Isla Guadalupe, Baja California, Mexico
title_sort first record of benthic diatoms bacillariophyceae and fragilariophyceae from isla guadalupe baja california mexico
topic Insular
Bacillariophyta
Epiphytic
Epilithic
Epizoic
Eastern Pacific
url https://revista.ib.unam.mx/index.php/bio/article/view/1200
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