Population structure of Megabalanus peninsularis in Malpelo Island, Colombia
Megabalanus peninsularis is a key species in the rocky shore, particularly in Malpelo Island in the Eastern Tropical Pacific (ETP) where it dominates the mesolittoral zone and the infralittoral fringe. The size structure of M. peninsularis was determined to infer the population state (pyramid model)...
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Lenguaje: | English |
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Universidad de Valparaíso. Facultad de Ciencias del Mar
2016
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oai:scielo:S0718-195720160002000242016-09-05Population structure of Megabalanus peninsularis in Malpelo Island, ColombiaVelásquez-Jiménez,LauraAcosta,AlbertoCortés-Chong,NáyadeGarcía,Samuel Population structure rocky shore Megabalanus peninsularis Malpelo pyramid model Megabalanus peninsularis is a key species in the rocky shore, particularly in Malpelo Island in the Eastern Tropical Pacific (ETP) where it dominates the mesolittoral zone and the infralittoral fringe. The size structure of M. peninsularis was determined to infer the population state (pyramid model) by measuring the basal diameter of individuals (n= 837) around the oceanic island. The species population distribution followed a bimodal pattern (class I-II and VII). The pyramid expansive model, with a relatively higher number of juveniles than adults suggests that the population is growing.info:eu-repo/semantics/openAccessUniversidad de Valparaíso. Facultad de Ciencias del MarRevista de biología marina y oceanografía v.51 n.2 20162016-08-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572016000200024en10.4067/S0718-19572016000200024 |
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Scielo Chile |
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English |
topic |
Population structure rocky shore Megabalanus peninsularis Malpelo pyramid model |
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Population structure rocky shore Megabalanus peninsularis Malpelo pyramid model Velásquez-Jiménez,Laura Acosta,Alberto Cortés-Chong,Náyade García,Samuel Population structure of Megabalanus peninsularis in Malpelo Island, Colombia |
description |
Megabalanus peninsularis is a key species in the rocky shore, particularly in Malpelo Island in the Eastern Tropical Pacific (ETP) where it dominates the mesolittoral zone and the infralittoral fringe. The size structure of M. peninsularis was determined to infer the population state (pyramid model) by measuring the basal diameter of individuals (n= 837) around the oceanic island. The species population distribution followed a bimodal pattern (class I-II and VII). The pyramid expansive model, with a relatively higher number of juveniles than adults suggests that the population is growing. |
author |
Velásquez-Jiménez,Laura Acosta,Alberto Cortés-Chong,Náyade García,Samuel |
author_facet |
Velásquez-Jiménez,Laura Acosta,Alberto Cortés-Chong,Náyade García,Samuel |
author_sort |
Velásquez-Jiménez,Laura |
title |
Population structure of Megabalanus peninsularis in Malpelo Island, Colombia |
title_short |
Population structure of Megabalanus peninsularis in Malpelo Island, Colombia |
title_full |
Population structure of Megabalanus peninsularis in Malpelo Island, Colombia |
title_fullStr |
Population structure of Megabalanus peninsularis in Malpelo Island, Colombia |
title_full_unstemmed |
Population structure of Megabalanus peninsularis in Malpelo Island, Colombia |
title_sort |
population structure of megabalanus peninsularis in malpelo island, colombia |
publisher |
Universidad de Valparaíso. Facultad de Ciencias del Mar |
publishDate |
2016 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572016000200024 |
work_keys_str_mv |
AT velasquezjimenezlaura populationstructureofmegabalanuspeninsularisinmalpeloislandcolombia AT acostaalberto populationstructureofmegabalanuspeninsularisinmalpeloislandcolombia AT corteschongnayade populationstructureofmegabalanuspeninsularisinmalpeloislandcolombia AT garciasamuel populationstructureofmegabalanuspeninsularisinmalpeloislandcolombia |
_version_ |
1714202361644187648 |