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Obelia dichotoma   (Linnaeus, 1758)

Sea thread hydroid

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Obelia dichotoma  AquaMaps  Data sources: GBIF OBIS
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No drawings available for Campanulariidae.

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

| Leptothecata | Campanulariidae

Environment: milieu / climate zone / depth range / distribution range Ecologie

; brakwater; diepteverspreiding 0 - 275 m (Ref. 116013).  Polar

Verspreiding Landen | FAO regio's | Ecosystems | Voorkomen | Introducties

Arctic, Atlantic, Indo-Pacific. Mostly polar, but also in subtropical, tropical, temperate and boreal climates.

Length at first maturity / Size / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm

Biologie     Verklarende woordenlijst (b.v. epibenthic)

Colonial (Ref. 19). Known from mangroves (Ref. 86642), tidal inlets, sheltered areas of bays, exposed areas of bays, including any ledges at their entrance, sounds, caves, still-water areas of anchialine ponds, shallow reefs, shallow coastal benthic habitats (< 25 m), deeper coastal substrates (25- 100m) of the offshore fore-reef slope and surface or near surface water layers, including porpitids and the halopelagic Sargassum sp. fauna (Ref. 86643). Also found in Carrie Bow Cay, Belize, in patch reefs, mangrove islands, Thalassia sp. beds, sand trough, outer ridge and fore-reef slopes on Thalassia sp. beds, mangrove roots, floating Sargassum sp. and substrates composed of dead corals and gorgonians at depths of 0.2 to 31 m ) (Ref. 87156). It is found mainly on hard substrates, wood, ropes, dead gorgonians and smaller colonies are epizoic to Symplectoscyphus spp., Bougainvillia muscus, Sertularella polyzonias, Hybocodon chilensis (Ref. 87801). As with other hydroids, this species exhibits a pelagic medusoid stage (Ref. 87156). Benthic suspension feeder. Feeds mainly on fecal pellets, organic matter, microalgae, and some zooplankton (Ref. 116236).

Life cycle and mating behavior Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven

Species exhibits both asexual and sexual reproduction by budding during hydroid stage and release of gametes in medusae stages (Ref. 1663, p. 23, 28). Period of reproductive maturity recorded for Carrie Bow Cay, Belize is 12th of April, during which the sample collected had gonophores or medusa buds (Ref. 87156).

Voornaamste referentie Referenties | Coördinator | Medewerkers

Migotto, A.E., A.C. Marques, A.C. Morandini and F.L. da Silveira. 2002. (Ref. 813)

Status op de Rode Lijst van het IUCN (Ref. 130435)


Status bij CITES (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaarlijk voor mensen

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Meer informatie

Populaire namen
Synoniemen
Predators
Voortplanting
Geslachtsrijpheid
Kuitschieten
Fecundity
Eieren
Ontwikkeling van de eieren
Leeftijd/Grootte
Groei
Lengte-gewicht parameters
Lengte-lengte parameters
Morfologie
Larven
Abundantie
Referenties
Mass conversion

Internet-bronnen

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genoom, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (ga naar, zoek) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 7 - 16.3, mean 10.4 (based on 1288 cells).
Prijsklasse (Ref. 80766): Unknown.