The feathered river garfish (Zenarchopterus dispar), also known as the estuarine halfbeak, spoon-fin garfish, spoon-fin river garfish and viviparous half beak, is a species of marine, freshwater, brackish and reef-associated oceanodromous viviparous halfbeak found in Indo-Pacific regional countries, such as Kenya, Mozambique, Seychelles, Madagascar, New Guinea, Solomon Islands, Australia, New Caledonia, Fiji, Sri Lanka, India, Vanuatu, Malaysia, Thailand, Singapore and Samoa.[3]

Zenarchopterus dispar
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Beloniformes
Family: Zenarchopteridae
Genus: Zenarchopterus
Species:
Z. dispar
Binomial name
Zenarchopterus dispar
(Valenciennes, 1847)
Synonyms[2]
  • Hemiramphus dispar Valenciennes, 1847
  • Zenarchopterus maculosus Garman, 1903
  • Zenarchopterus vaisiganus Jordan & Seale, 1906

Description edit

The species measured 19.0 centimetres (7.5 in) SL in length.[4] The body shows typical halfbeak shape with an elongated lower jaw and cylindrical elongated body.[4] They have no spines on fins, but do have 11-12 rays of their dorsal fins and 12-13 rays on their anal fins. Pectoral fin is much shorter than head length.[4] Snout is uniform and brown in color. The fish can be found in found around mangroves and sheltered shallow areas, where juveniles are neustonic and can be seen floating on the surface of the water.[4]

See also edit

References edit

  1. ^ Shaji, C.P. (2021). "Zenarchopterus dispar". IUCN Red List of Threatened Species. 2021: e.T172497A60635633. doi:10.2305/IUCN.UK.2021-2.RLTS.T172497A60635633.en. Retrieved 19 November 2021.
  2. ^ Bailly, Nicolas (2008). "Zenarchopterus dispar (Valenciennes, 1847)". WoRMS. World Register of Marine Species. Retrieved 18 September 2023.
  3. ^ "Fishes of Bitung".
  4. ^ a b c d Froese, Rainer; Pauly, Daniel (eds.) (2015). "Zenarchopterus dispar" in FishBase. July 2015 version.