Nectamia annularis

Nectamia annularis, also known as the tailring cardinalfish, is a marine fish belonging to the family Apogonidae or also called cardinalfishes.

Nectamia annularis
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Kurtiformes
Family: Apogonidae
Genus: Nectamia
Species:
N. annularis
Binomial name
Nectamia annularis
Synonyms

Apogon annularis Rüppell, 1829
Apogon erdmani Lachner, 1951

Description

Tailring cardinalfish is a small sized fish which grows up to 7 cm.[3] Its body has an elongate appearance, compressed laterally and with a round profile. It has two translucide dorsal fins, one lateral line, a large mouth and big round eyes.[4] Its body coloration is silver grey with a black ring around the caudal peduncle.

Distribution & habitat

This species is found in tropical waters of the western part of the Indian Ocean, including the Red Sea, the Gulf of Aden and also the Maldives.[2] They are found in shallow water near coral reefs up to 17 metres (56 ft) depth.[1]

Feeding

Nectamia annularis is a zooplankton-eater.[3]

Behaviour

Tailring cardinalfish is a nocturnal species which when feeding, may be solitary or gather in small groups in shallow water above the coral reef. During daytime, they usually hide in reef crevices and caves.[1]

References
  1. Fricke, R. & Gon, O. (2010). "Nectamia annularis (errata version published in 2017)". The IUCN Red List of Threatened Species. 2010: e.T155302A115298301. doi:10.2305/IUCN.UK.2010-4.RLTS.T155302A4770557.en.
  2. Froese, Rainer and Pauly, Daniel, eds. (2018). "Nectamia annularis" in FishBase. June 2018 version.
  3. "Nectamia annularis Ringtail Cardinalfish". Encyclopedia of Life. Retrieved 21 September 2018.
  4. Lieske & Myers,Coral reef fishes,Princeton University Press, 2009, ISBN 9780691089959
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