LOS HIDROZOOS (CNIDARIA, HYDROZOA) DE LA CAYERÍA SUR DEL GOLFO DE BATABANÓ, CUBA
Author(s) -
Susel Castellanos Iglesias,
Carlos Varela,
Manuel Ortiz Toucet,
María V. Orozco
Publication year - 2011
Publication title -
revista ciencias marinas y costeras
Language(s) - Spanish
Resource type - Journals
eISSN - 1659-455X
pISSN - 1659-407X
DOI - 10.15359/revmar.3.1
Subject(s) - hydrozoa , mangrove , reef , geography , seagrass , coral reef , humanities , forestry , cnidaria , ecology , coral , biology , art , habitat
Hidrozoos de aguas poco profundas fueron recolectados en 17 estaciones, en julio del 2004. Las estaciones se localizaron en manglares, pastos marinos y arrecifes coralinos. Se encontraron hidrozoos de dos subclases (Anthoathecata y Leptothecata), 11 familias, 27 generos y 34 especies. Se indican la localidad de recolecta, la profundidad, el tipo de sustrato, la descripcion y las figuras de 15 especies de hidrozoos tecados. Se confirma la presencia de Hebellopsis communis Calder, 1991a y Antennella siliquosa (Hincks, 1877) para el Mar Caribe. Se expresa la abundancia relativa en tres categorias: abundante, comun y rara. Las especies mas abundantes fueron Dynamena crisioides Lamouroux, 1824 en el habitat de manglar, Cnydoscyphus marginatus (Allman, 1877) y Sertularella diaphana (Allman, 1885) en los arrecifes. Monostaechas quadridens (McCrady, 1859) y Diphasia tropica Nutting, 1904 fueron de baja representacion en las muestras. Los sustratos mas colonizados fueron la raiz sumergida de mangle rojo y las esponjas en arrecife. El hidrozoo mas colonizado fue C. marginatus . El material fue depositado en la coleccion de invertebrados marinos del Acuario Nacional de Cuba. ABSTRACT Hydrozoans from shallow waters were collected at 17 stations in July 2004. Stations were located in mangrove forests, seagrass meadows and coral reefs. Two subclases (Anthoathecata and Leptothecata) of hydrozoans were found, including 11 families, 27 genera and 34 species. The collection site, depth, type of substrate, description and pictures are recorded for the fifteenth thecate hydrozoan species. The presence of Hebellopsis communis Calder, 1991a and Antennella siliquos (Hincks, 1877) is confirmed for the Caribbean Sea. The relative abundance is expressed in three categories: abundant, common and rare. Most abundant species were Dynamena crisioides Lamouroux, 1824 in mangrove habitat, Cnydoscyphus marginatus (Allman, 1877) and Sertularella diaphana (Allman, 1885) in coral reefs. Monostaechas quadridens (McCrady, 1859) and Diphasia tropica Nutting, 1904 were rare in general. The most colonized substrates were the submerged red mangrove roots and sponges in the reef. The most colonized hydrozoan was C. marginatus . Specimens were deposited in the collection of marine invertebrates at the National Aquarium of Cuba.
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