Pearlycheek cardinalfish (Apogonichthyoides opercularis)

Scientific name: Apogonichthyoides opercularis Macleay, 1878

Pearlycheek cardinalfish (Apogonichthyoides opercularis)

The Pearlycheek cardinalfish (Apogonichthyoides opercularis) is a marine fish of the family Apogonidae. Native range: Western Central Pacific, endemic to northern Australia.

Biology

Dorsal spines (total): 9; Dorsal soft rays (total): 10-11; Anal spines: 2; Anal soft rays: 9; Vertebrae: 24. This species is distinguished by the following characters: blackish-tipped first-dorsal fin; brownish bars on body absent, faint darker basicaudal mark in adults; a darkish mid-postocular mark just posterior of preopercular edge; 16 pectoral-fin rays without small darkish spot above axil; 10 soft dorsal-fin rays; 9 soft anal fin rays.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Apogonichthyoides opercularis
Family
Apogonidae (Cardinalfishes)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
7.0
Environment
Marine; reef-associated
Climate
Tropical
Distribution
Western Central Pacific: endemic to northern Australia.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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