Choeroichthys latispinosus

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Choeroichthys latispinosus
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Syngnathiformes
Family: Syngnathidae
Genus: Choeroichthys
Species:
C. latispinosus
Binomial name
Choeroichthys latispinosus

Choeroichthys latispinosus, also known as the Muiron Island pipefish or Muiron pipefish, is a species of pipefish native to the western coast of Western Australia, [3] named for its recorded sighting on South Murion Island. [4] It is thought to inhabit the area from Port Denison to Brecknock Island in the eastern Kimberley region. [4]

Contents

Described by Charles Dawson based on a single specimen in 1978, [2] the species is still known from only three localities [1] and very few specimens. [4]

Description

The holotype, a female, measures 27.5 mm (1.08 in) SL. Ground colour is dark brown; there are pale white blotches and mottling. Dorsal fin is narrowly edged with black or brown. The snout has a protruding, spinous lateral ridge, to which its specific name latispinosus refers: it is derived from the Latin latus (side) and spinosus (thorny). [2] The dorsal fin has 22 rays, the pectoral fin has 20, the anal fin 4 and the caudal fin has 10. There are 19 trunk rings and 20 tail rings. It grows to a length of 50 millimetres (2.0 in) in total length. [5]

Distribution

C. latispinosus is endemic to the coastal waters of Western Australia from Port Denison to Brecknock Island in the east Kimberley. [5]

Reproduction

Along with other members of its genus, males of this species brood the young in a simple pouch beneath their trunk or midsection. [6] Females transfer eggs to the male, and he broods them until they hatch and then gives birth to live young.

Habitat and diet

The species inhabits coastal coral reefs, and is thought to feed on small planktonic crustaceans such as copepods and isopods, as is exhibited by other more well-known syngnathid fishes. [7]

Conservation

Choeroichthys latispinosus is listed as Data Deficient on the IUCN's Red List of Threatened Species. [1] The major threat to this species is the loss and degradation of its coral reef habitat. Further research is required in order to understand the species full range, ecology, abundance, and trend in population size. [1] It is a listed marine species under Australia's Environment Protection and Biodiversity Conservation Act 1999. [5]

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Gibbs’ pipefish is a species of marine fish of the family Syngnathidae. It is found in the Western Pacific, from the Great Barrier Reef to Palau, the Chesterfield Islands and New Caledonia. Unconfirmed specimens have been reported off of the Seychelles in the Indian Ocean. It lives in coastal sandy or rubble habitats, as well as areas with sponges and coralline algae, where it can grow to lengths of 8 centimetres (3.1 in). It is expected to feed on small crustaceans, similar to other pipefish. This species is ovoviviparous, with males brooding eggs and giving birth to live young. Males may brood at lengths of around 5 centimetres (2.0 in). The specific name honours P. E. Gibbs, who collected the type material.

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Nannocampus pictus, also known as the reef pipefish, is a species of marine fish belonging to the family Syngnathidae. They can be found inhabiting reefs and seagrass beds of the western Indian Ocean and the eastern coast of Australia including the Great Barrier Reef. Members of this species can grow to lengths of 10 cm and their diet likely consists of small crustaceans such as copepods. Reproduction occurs through ovoviviparity in which the males brood eggs before giving live birth.

Nannocampus subosseus, also known as the bony-headed pipefish, is a species of marine fish belonging to the family Syngnathidae. They can be found inhabiting reefs and tide pools only in the region of Shark Bay to Esperance, Western Australia. Members of this species can grow to lengths of 12 cm and their diet likely consists of small crustaceans such as copepods. Reproduction occurs through ovoviviparity in which the males brood eggs before giving live birth.

Nannocampus weberi, also known as the reef-flat pipefish, is a species of marine fish belonging to the family Syngnathidae. They can be found inhabiting reefs in the Lesser Sunda Islands of Indonesia particularly the islands of Sumba and Bali. Their diet likely consists of small crustaceans such as copepods. Reproduction occurs through ovoviviparity in which the males brood eggs before giving live birth.

<i>Vanacampus phillipi</i> Species of fish

Vanacampus phillipi, also known as the Port Phillip pipefish, is a species of marine fish belonging to the family Syngnathidae. They can be found inhabiting seaweed and seagrass beds along the southern coast of Australia from Perth to Jervis Bay, New South Wales including the coast of Tasmania. Their diet consists of small crustaceans such as copepods, amphipods, and mysid shrimps. Reproduction occurs through ovoviviparity in which the males brood eggs before giving live birth to 50 or less offspring.

References

  1. 1 2 3 4 Fiegenbaum, H.; Pollom, R. (2015). "Choeroichthys latispinosus". IUCN Red List of Threatened Species . 2015: e.T65364521A67619048. doi: 10.2305/IUCN.UK.2015-2.RLTS.T65364521A67619048.en . Retrieved 20 November 2021.
  2. 1 2 3 Dawson, C. E. (1978). "Description of a new Western Australian pipefish (Choeroichthys latispinosus), with notes on Syngnathus tuckeri Scott and Nannocampichthys Hora and Mukerji". Records of the Western Australian Museum. 6 (4): 413–421.
  3. Froese, Rainer; Pauly, Daniel (eds.) (2014). "Choeroichthys latispinosus" in FishBase . November 2014 version.
  4. 1 2 3 "Choeroichthys latispinosus". Fishes of Australia. Retrieved 1 January 2021.
  5. 1 2 3 Thompson, Vanessa J. & Dianne J. Bray. "Choeroichthys latispinosus". Fishes of Australia. Museums Victoria. Retrieved 25 May 2018.
  6. Dawson, C. E. 1985. Indo-Pacific Pipefishes (Red Sea to the Americas). Gulf Coast Research Laboratory, Ocean Springs, Mississippi.
  7. Kendrick, A. J. & Hyndes, G. A. (2005). "Variations in the dietary compositions of morphologically diverse syngnathid fishes". Environmental Biology of Fishes. 72 (4): 415–427. doi:10.1007/s10641-004-2597-y.