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Composition of the zooplankton community, with emphasis in copepods, in Punta Morales, Golfo de Nicoya, Costa Rica

  • Ernesto Brugnoli-Olivera
  • Edgardo Díaz-Ferguson
  • Mariana Delfino-Machin
  • Alvaro Morales- Ramírez
  • Arturo Dominici Arosemena

Abstract

The composition of the mesozooplanktonic community was studied in the Punta Morales estuary, Gulf of Nicoya,Pacific coast of Costa Rica,during 1997.Oblique plankton hauls were performed during high and low tide using a 280 µm mesh screen net equipped with a flowmeter.The community was characterized by holoplanktonic and meroplanktonic organisms.For the holoplanktonic community,the main groups were copepods (80%)and chaetognaths (16%).The most abundant species were the copepods Acartia lilljeborgii and Paracalanus parvus.A.lilljeborgii is a typical estuarine species that maintains high populations in estuarine systems.Meroplankton was represented mainly by crustacean larvae (66%),and icthyoplankton (18%).The dominance of crustacean larvae and icthyoplankton is an evidence of the ecological importance of the Punta Morales zone.

Cite this activity

Brugnoli-Olivera E., Díaz-Ferguson E., Delfino-Machin M., Morales- Ramírez A. and Dominici Arosemena A. (2004) Composition of the zooplankton community, with emphasis in copepods, in Punta Morales, Golfo de Nicoya, Costa Rica. Revista de Biología Tropical 52(4): 897-902.

Details

Date 01.12.2004
Journal Revista de Biología Tropical
Issue 4
Volume 52
Pages 897-902
Open Access Open Access (open)
Open Access Status Open Access (open)
Eprints_link https://cris.leibniz-zmt.de/id/eprint/3612
Peer-Reviewed

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