Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil

Abstract The present study describes the successional trajectory of the fouling community in the upwelling region of Cabo Frio in southeastern Rio de Janeiro, Brazil. For 12 months, five PVC panels were sampled monthly by underwater photography to record the percent cover of fouling organisms, which...

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Main Authors: Bruno Pereira Masi, Ricardo Coutinho, Ilana Zalmon
Format: Article
Language:English
Published: Universidade de São Paulo 2015-06-01
Series:Brazilian Journal of Oceanography
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-87592015000200161&lng=en&tlng=en
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author Bruno Pereira Masi
Ricardo Coutinho
Ilana Zalmon
author_facet Bruno Pereira Masi
Ricardo Coutinho
Ilana Zalmon
author_sort Bruno Pereira Masi
collection DOAJ
description Abstract The present study describes the successional trajectory of the fouling community in the upwelling region of Cabo Frio in southeastern Rio de Janeiro, Brazil. For 12 months, five PVC panels were sampled monthly by underwater photography to record the percent cover of fouling organisms, which allowed for the evaluation of the successional process through functional groups. The variability in the composition of the fouling community increased throughout the successional trajectory, creating a mosaic pattern. The identification of two associations after a year of observation, with one characterized by filamentous algae, Hydrozoa and Cirripedia and another mainly by articulated calcareous algae, shows that divergent trajectories can be observed even under the same environmental conditions. As an important seasonal factor of the local oceanographic characteristics, the upwelling events allowed for an environmental heterogeneity, and rejecting the classic orderly and directional succession model.
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spelling doaj.art-376a7e9be44f4eebb505677cbb8b32c12022-12-22T00:38:02ZengUniversidade de São PauloBrazilian Journal of Oceanography1982-436X2015-06-0163216116810.1590/S1679-87592015093806302S1679-87592015000200161Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, BrazilBruno Pereira MasiRicardo CoutinhoIlana ZalmonAbstract The present study describes the successional trajectory of the fouling community in the upwelling region of Cabo Frio in southeastern Rio de Janeiro, Brazil. For 12 months, five PVC panels were sampled monthly by underwater photography to record the percent cover of fouling organisms, which allowed for the evaluation of the successional process through functional groups. The variability in the composition of the fouling community increased throughout the successional trajectory, creating a mosaic pattern. The identification of two associations after a year of observation, with one characterized by filamentous algae, Hydrozoa and Cirripedia and another mainly by articulated calcareous algae, shows that divergent trajectories can be observed even under the same environmental conditions. As an important seasonal factor of the local oceanographic characteristics, the upwelling events allowed for an environmental heterogeneity, and rejecting the classic orderly and directional succession model.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-87592015000200161&lng=en&tlng=enComunidade IncrustanteSucessãoRessurgênciaTemperatura
spellingShingle Bruno Pereira Masi
Ricardo Coutinho
Ilana Zalmon
Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil
Brazilian Journal of Oceanography
Comunidade Incrustante
Sucessão
Ressurgência
Temperatura
title Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil
title_full Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil
title_fullStr Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil
title_full_unstemmed Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil
title_short Successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast Rio de Janeiro, Brazil
title_sort successional trajectory of the fouling community on a tropical upwelling ecosystem in southeast rio de janeiro brazil
topic Comunidade Incrustante
Sucessão
Ressurgência
Temperatura
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-87592015000200161&lng=en&tlng=en
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AT ricardocoutinho successionaltrajectoryofthefoulingcommunityonatropicalupwellingecosysteminsoutheastriodejaneirobrazil
AT ilanazalmon successionaltrajectoryofthefoulingcommunityonatropicalupwellingecosysteminsoutheastriodejaneirobrazil