Choeroichthys sculptus

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Sculptured pipefish
Choeroichthys sculptus.jpg
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Syngnathiformes
Family: Syngnathidae
Genus: Choeroichthys
Species:
C. sculptus
Binomial name
Choeroichthys sculptus
Günther, 1870
Synonyms [1]
  • Doryichthys sculptusGünther, 1870
  • Doryrhamphus macgregori Jordan & Richardson, 1908
  • Microphis ocellatus Snyder, 1909

Choeroichthys sculptus, the sculptured pipefish, is a species of marine fish of the family Syngnathidae.

Contents

Description

Choeroichthys sculptus is a small secretive species with a short snout, and with body and tail sections which are approximately equal in length. C. sculptus is dark brown in colour with 2-3 rows of black-margined white spots along its sides with larger white spots along its back and dark spots situated on the lower part of and on either side of the head. The trunk and tail rings show notches between the rings with conspicuous scutella each of which has a projecting ridge or keel. [2] They can grow to lengths of 8.5 centimetres (3.3 in). [3]

Distribution

Choeroichthys sculptus is widely distributed in the Indo-Pacific from the South China Sea, southern Japan, the Northern Mariana Islands, to Samoa. [1] In Australia it is known only from northern Western Australia and the Great Barrier Reef [2]

Habitat and biology

Choeroichthys sculptus is thought to feed mainly on small crustaceans. They are solitary, the sexes are separate and males brood the eggs in an enclosed brood pouch on underside of his body, [2] i.e. this species is ovoviviparous, eventually the eggs hatch and the male gives birth to live young. [1] The female usually lays the eggs in a single layer of two parallel rows within the brood pouch. The males may be brooding at 4.5 centimetres (1.8 in) in length. The larvae are undescribed. [2] It inhabits coral reef flats, mangroves, and seagrass beds. [3]

Naming

The generic name "Choeroichthys" is derived from the Greek choiros meaning "pig" and ichthys meaning "fish", the specific name sculptus means "to carve" in Latin and refers to the conspicuous keeled scutella. [2]

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Corythoichthys insularis is a species of marine fish in the family Syngnathidae. It is found in the western Indian Ocean, from the Amirante and Comoros islands to the Maldives. It inhabits coral and rocky reefs at depths of 20 to 45 metres, where it can grow to lengths of 10 centimetres (3.9 in). This species is ovoviviparous, with sexual maturity being reached at 8.2 centimetres (3.2 in). The male carries the fertilised eggs in a brood pouch located under his tail.

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The short-keel pipefish is a species of fish of the family Syngnathidae. It is known from Darwin to the Torres Strait and southern Papua New Guinea. It lives in coastal fresh and brackish habitats, such as mudflats, mangroves, gravel, sandy and rocky habitats, and coral and shell rubble. It can grow to lengths of 12 centimetres (4.7 in). It is expected to feed on small crustaceans such as copepods, shrimps and mysids, similar to other pipefish. This species is ovoviviparous, with males carrying eggs in a brood pouch before giving birth to live young. Males may brood at 7.8 centimetres (3.1 in).

<i>Hippichthys penicillus</i> Species of fish

The beady pipefish is a species of pipefish of the family Syngnathidae. It is found in the Indo-West Pacific, from the western Persian Gulf, to the north central Indian Ocean, to Japan and Australia. It lives in the lower parts of streams and rivers, estuarine habitats such as seagrass beds and mangroves, and shallow inshore habitats, where it can grow to lengths of 16–18 centimetres (6.3–7.1 in). It is expected to feed on small crustaceans, similar to other pipefish. This species is ovoviviparous, with males carrying eggs in a brood pouch before giving birth to live young. Average brood size is 177.

References

  1. 1 2 3 4 Fiegenbaum, H. & Pollom, R. (2016). "Choeroichthys sculptus (errata version published in 2017)". The IUCN Red List of Threatened Species . 2016: e.T65364553A115413233. doi:10.2305/IUCN.UK.2016-3.RLTS.T65364553A67619053.en.
  2. 1 2 3 4 5 Thompson, Vanessa J. & Dianne J. Bray. "Choeroichthys sculptus". Fishes of Australia. Museums Victoria. Retrieved 25 May 2018.
  3. 1 2 Froese, Rainer and Pauly, Daniel, eds. (2018). "Choeroichthys sculptus" in FishBase . February 2018 version.

Further reading