Staurotheca cornuta

Staurotheca cornuta   Peña Cantero, Garcia Carrascosa & Vervoort, 1999


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

Classification / Names Κοινά ονόματα | Συνώνυμα | CoL | ITIS | WoRMS

Hydrozoa | Leptothecata | Sertulariidae

Environment: milieu / climate zone / εύρος βάθους / distribution range Οικολογία

βενθικό(ς); εύρος βάθους 111 - 407 m (Αναφ. 7414).  Polar

Distribution Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Εισαγωγές

Antarctic Atlantic: Antarctica, South Orkney and South Shetland Island.

Length at first maturity / Μέγεθος / Weight / Age

Γεννητική Ωρίμανση: Lm ?  range ? - ? cm Max length : 9.0 cm COLD αρσενικό/απροσδιόριστο; (Αναφ. 7414)

Short description Μορφολογία

Colonies compact, consisting of a mass of anastomosed branches, up to 9 cm wide. Branching frequent, irregular and in several planes; branches mainly monosiphonic, but polysiphonic in some parts. Hydrothecae arranged in decussate verticils of three hydrothecae forming six longitudinal rows; occasionally, however, at the origin of branches decussate pairs may be present. Hydrothecal verticils closely packed. This, together with the strong perisarc development, gives the colony the aspect of a closely knit net. Hydrotecae immersed into branches for ca<> one-third or less of their volume. Adcauline hydrothecal wall with a short, but distinct free portion; abcauline wall almost straight or slightly concave. Hydrothecal aperture slightly tilted downwards; rim uneven with an abcauline elevation due to the greater length of the abcauline hydrothecal wall. Hydrothecal aperture frequently with renovations. Hydrothecal diaphragm mushroom-shaped, provided with two abcauline projections pointing into the hydrothecal lumen. Gonothecae absent.

Βιολογία     Γλωσσάρι (π.χ. epibenthic)

Species had been found from 111 to 407 m on bottoms of stones with pebbles or mud; found with gonothecae in January and other material from 300 to 396 m and is infertile. Also provides substratum at times for other hydroids (Ref. 7414).

Life cycle and mating behavior Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | Larvae

Members of the order Leptothecata include L-form hydroids. Life cycle: The zygote develops into planula and later into polyp then into free-swimming medusa.

Main reference Αναφορές | Συντονιστής | Συνεργάτες

Peña Cantero, A.L. and W. Vervoort. 2003. (Αναφ. 7414)

IUCN Red List Status (Αναφ. 130435: Version 2024-2)


CITES status (Αναφ. 108899)

Not Evaluated

CMS (Αναφ. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses


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Εργαλεία

Περισσότερες πληροφορίες

Τροφική Οικολογία
Food items (preys)
Σύσταση δίαιτας
Κατανάλωση τροφής
Θηρευτές
Οικολογία
Population dynamics
Αύξηση
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Αφθονία
Life cycle
Αναπαραγωγή
Γεννητική Ωρίμανση
Γονιμότητα
Γεννοβολία
Eggs
Egg development
Larvae
Distribution
Physiology
Κατανάλωση οξυγόνου
Human Related
Stamps, coins, misc.
Αναφορές

Διαδικτυακές πηγές

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Δέντρο Ζωής | Wikipedia (Go, αναζήτηση) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): -1.1 - 0.9, mean -0.4 (based on 27 cells).
Fishing Vulnerability (Αναφ. 71543): Low vulnerability (10 of 100).