Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica

Introduction: Annelid polychaete worms of the family Sabellariidae build reefs by cementing together sand grains. These reefs increase local habitat heterogeneity and species diversity. The reefs are used as a refuge by invertebrates, and crustaceans are frequent. Objective: To list the species of...

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Main Authors: José A. Vargas, Rita Vargas-Castillo, Jeffrey A. Sibaja-Cordero
Format: Article
Language:English
Published: Universidad Estatal a Distancia (UNED) 2023-12-01
Series:Cuadernos de investigación UNED
Subjects:
Online Access:https://revistas.uned.ac.cr/index.php/cuadernos/article/view/4926
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author José A. Vargas
Rita Vargas-Castillo
Jeffrey A. Sibaja-Cordero
author_facet José A. Vargas
Rita Vargas-Castillo
Jeffrey A. Sibaja-Cordero
author_sort José A. Vargas
collection DOAJ
description Introduction: Annelid polychaete worms of the family Sabellariidae build reefs by cementing together sand grains. These reefs increase local habitat heterogeneity and species diversity. The reefs are used as a refuge by invertebrates, and crustaceans are frequent. Objective: To list the species of crustaceans found in Phragmatopoma sp. reefs on two localities of the North Pacific coast of Costa Rica and at the port of Puntarenas, Gulf of Nicoya estuary. Methods: We dislodged fragments of reef colonies qualitatively at low tide with a chisel, stored them in plastic bags and later disaggregated the fragments by hand. We identified the crustaceans whenever possible and deposited them in the collection at the University of Costa Rica (MZUCR). Results: We identified 30 species:  26 species of macro-crustaceans in samples from the North coast, eight of them Petrolisthes (Porcellanidae). From the Puntarenas samples we identified five species (27 macro-crustaceans and 3 isopods). A few micro-crustaceans (Amphipoda, Isopoda) were also present but not identified. Conclusions: The number of crustacean species found in Phragmatopoma sp. reefs is relatively high but comparisons with other studies are difficult. Porcellanid crabs are common on these reefs. The low diversity of Puntarenas reefs remains unexplained.
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spelling doaj.art-50b6945dfcac453197f0792c56bc10332023-12-09T19:31:17ZengUniversidad Estatal a Distancia (UNED)Cuadernos de investigación UNED1659-42661659-441X2023-12-0116110.22458/urj.v16i1.4926Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa RicaJosé A. Vargas0Rita Vargas-Castillo1Jeffrey A. Sibaja-Cordero21. Universidad de Costa Rica, Escuela de Biología, 11501-2060. San José, Costa Rica. / 2. Universidad de Costa Rica, Centro de Investigación en Ciencias del Mar y Limnología (CIMAR), 11501-2060. San José, Costa Rica. 1. Universidad de Costa Rica, Escuela de Biología, 11501-2060. San José, Costa Rica. / 3. Universidad de Costa Rica, Museo de Zoología, Centro de Investigación en Biología y Ecología Tropical (CIBET),11501-2060. San José, Costa Rica.1. Universidad de Costa Rica, Escuela de Biología, 11501-2060. San José, Costa Rica. / 2. Universidad de Costa Rica, Centro de Investigación en Ciencias del Mar y Limnología (CIMAR), 11501-2060. San José, Costa Rica. / 3. Universidad de Costa Rica, Museo de Zoología, Centro de Investigación en Biología y Ecología Tropical (CIBET),11501-2060. San José, Costa Rica. Introduction: Annelid polychaete worms of the family Sabellariidae build reefs by cementing together sand grains. These reefs increase local habitat heterogeneity and species diversity. The reefs are used as a refuge by invertebrates, and crustaceans are frequent. Objective: To list the species of crustaceans found in Phragmatopoma sp. reefs on two localities of the North Pacific coast of Costa Rica and at the port of Puntarenas, Gulf of Nicoya estuary. Methods: We dislodged fragments of reef colonies qualitatively at low tide with a chisel, stored them in plastic bags and later disaggregated the fragments by hand. We identified the crustaceans whenever possible and deposited them in the collection at the University of Costa Rica (MZUCR). Results: We identified 30 species:  26 species of macro-crustaceans in samples from the North coast, eight of them Petrolisthes (Porcellanidae). From the Puntarenas samples we identified five species (27 macro-crustaceans and 3 isopods). A few micro-crustaceans (Amphipoda, Isopoda) were also present but not identified. Conclusions: The number of crustacean species found in Phragmatopoma sp. reefs is relatively high but comparisons with other studies are difficult. Porcellanid crabs are common on these reefs. The low diversity of Puntarenas reefs remains unexplained. https://revistas.uned.ac.cr/index.php/cuadernos/article/view/4926ecosystem engineersSanta Elena BayOstionalestuaryDecapodacrabs
spellingShingle José A. Vargas
Rita Vargas-Castillo
Jeffrey A. Sibaja-Cordero
Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica
Cuadernos de investigación UNED
ecosystem engineers
Santa Elena Bay
Ostional
estuary
Decapoda
crabs
title Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica
title_full Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica
title_fullStr Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica
title_full_unstemmed Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica
title_short Crustaceans in Phragmatopoma sp. (Polychaeta: Sabellariidae) intertidal reefs, Pacific, Costa Rica
title_sort crustaceans in phragmatopoma sp polychaeta sabellariidae intertidal reefs pacific costa rica
topic ecosystem engineers
Santa Elena Bay
Ostional
estuary
Decapoda
crabs
url https://revistas.uned.ac.cr/index.php/cuadernos/article/view/4926
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