- Meer weergeven
Alles weergeven op WikipediaObelia - Wikipedia
Obelia is a genus of hydrozoans, a class of mainly marine and some freshwater animal species that have both polyp and medusa stages in their life cycle. Hydrozoa belongs to the phylum Cnidaria, which are aquatic (mainly marine) organisms that are relatively simple in structure with a … Meer weergeven
The polyp colony reproduces asexually. During this stage of life, Obelia are confined to substrate surfaces. In mature colonies there are individual hydranths called gastrozooids, … Meer weergeven
Through its life cycle, Obelia take on two forms: polyp and medusa. They are diploblastic, with two true tissue layers—an Meer weergeven
Estimates of divergence times and distinctive haplotypes provide evidence of glacial refugia around Iceland and southeastern Canada. In one study, O. geniculata was first documented in these areas in the 1990s but were later found in Massachusetts … Meer weergeven
Wikipedia-tekst onder CC-BY-SA-licensie Prey capture by the cosmopolitan hydromedusae, …
WEB29 aug. 2016 · Obelia spp. are cnidarian hydromedusae with a cosmopolitan distribution but very little is known about their feeding. The …
- Auteur: Kelly R. Sutherland, Brad J. Gemmell, Sean P. Colin, John H. Costello
- Cited By: 6
- Publish Year: 2016
- Gepubliceerd: 29 August 2016
Obelia | hydrozoan, colonial, polyp | Britannica
WEB20 jul. 1998 · Obelia, genus of invertebrate marine animals of the class Hydrozoa (phylum Cnidaria). The genus, widely distributed in all the oceans, is represented by many …
- Mensen vragen ook naar
Obelia spp. | Zooplankton Guide - Scripps Institution of …
WEBObelia spp. Taxon-Order: Hydrozoa: Leptothecatae. click on image for more illustrations Distribution: The genus Obelia is distributed worldwide. Habitat: Nearshore coastal waters all along the coast of the western …
Obelia (Cnidaria, Hydrozoa, Campanulariidae): A …
WEB10 sep. 2007 · Obelia medusae are able to concentrate bacteria in their gastric cavity, whereas Clytia medusae are not. Contrary to other Hydromedusae that are macrophagous, Obelia is a microphagous and...
Successional dynamics of marine fouling hydroids …
WEB2 apr. 2018 · The dynamics of early successional species such as Obelia spp. contrast sharply with that of mid- and late-successional taxa such as H. pusillum or H. petrosum, which are smaller, slightly more specialized …
Life-History and Taxonomy of an Obelia Species (Hydrozoa ...
WEB1 jan. 1981 · The results of long-term studies of Obelia spp. (Hydrozoa) in the area of the White Sea Biological Station affiliated with Moscow State University (Kandalaksha Bay) …
Macroscale abundance patterns of hydromedusae in …
WEB19 jun. 2019 · Two abundance hot spots of hydromedusae were identified, where values up to 2,480 ind. m -3 were recorded between 2003 and 2014. Liriope tetraphylla and Obelia spp. were the main responsible for …
Obelia sp. - Zooplankton - University of Tasmania, Australia
WEBDistinguishing characteristics. The little medusa of Obelia sp. (up to 6 mm) is very common. It can be recognised by having a thin, flat umbrella, with only a rudimentary velum, and …
Prey capture by the cosmopolitan hydromedusae, Obelia spp., in …
WEBObelia spp. are cnidarian hydromedusae with a cosmopolitan distribution but very little is known about their feeding. The small size of Obelia (bell diameter 1 mm, tentacle width …
Doorgaan naar inhoud
