Carybdea murrayana, the South African box jellyfish, is a venomous species of cnidarian, in the small family Carybdeidae within the class Cubozoa.

Carybdea murrayana
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Cnidaria
Class: Cubozoa
Order: Carybdeida
Family: Carybdeidae
Genus: Carybdea
Species:
C. murrayana
Binomial name
Carybdea murrayana
Haeckel, 1880[1]
Synonyms
  • Carybdea branchi
    Gershwin & Gibbons, 2009

Description

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This small box jellyfish grows up to 7 cm (2.8 in) across and may have tentacles of up to 2 m (6.6 ft) in total length. It has a transparent box-shaped bell with a very long tentacle trailing from each corner.[2]

The animal is described as being robust and having a well sculpted in particular, single rooted with multiple stems,[clarification needed] velarial canals 2 per octant, pedalia knee bend upwards turned volcano shaped. Also known to have a brownish pigmentation of the phacellae and pedalia. [3]

Distribution

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This jellyfish is found from the north of Namibia around the South African coast to Port Elizabeth from the surface to a depth of at least 35 m (115 ft) underwater.

Ecology

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This jellyfish is often seen in swarms. The tentacles have a painful sting, although the sting is not known to be fatal. It is eaten by the sunfishes, Mola mola[4] and Mola ramsayi, as well as the slender sunfish, Ranzania laevis.

References

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  1. ^ Collins, Allen G. (2014). "Carybdea branchi Gershwin & Gibbons, 2009". WoRMS. World Register of Marine Species. Retrieved 2015-01-03.
  2. ^ Branch, G.M., Branch, M.L, Griffiths, C.L. and Beckley, L.E. 2010. Two Oceans: a guide to the marine life of southern Africa. ISBN 978-1-77007-772-0.
  3. ^ Acevedo et al. 2019. Revision of the genus Carybdea (Cnidaria: Cubozoa: Carybdeidae): clarifying the identity of its type species Carybdea marsupialis. Zootaxa.
  4. ^ Jones, Georgina. A field guide to the marine animals of the Cape Peninsula. SURG, Cape Town, 2008. ISBN 978-0-620-41639-9