Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Apogonidae
(Cardinalfishes) > Apogoninae
Etymology: Rhabdamia: Greek, rhabdos = stick + Greek, amia = a kind of shark (Ref. 45335).
Environment / Climate / Range
Marine; reef-associated; depth range 20 - 25 m (Ref. 93839). Tropical; 32°N - 12°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm TL male/unsexed; (Ref. 4329)
soft rays: 12 - 13. This species is distinguished by the following characters: bluish longitudinal stripe on the middle of the body; translucent white or pink, silvery on head and abdomen; caudal peduncle sometimes with a posteriorly placed black spot; characterized further by one or both caudal fin lobes having black tip; greatest depth of body 3.3-3.6 in SL (Ref. 90102).
Indo-West Pacific: East Africa to the Marshall Islands and New Guinea, north to Japan (Ref. 559), south to northern Australia, including the Arafura Sea (Ref. 9819).
Inhabits lagoon and coastal reefs, among coral and rocks (Ref. 4329). Lives sympatrically with A. notatus (Ref. 76833). Forms large schools (Ref. 559). Feeds during the day in currents above reefs as well as at night (Ref. 48635).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Distinct pairing during courtship and spawning (Ref. 205).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00480 - 0.02393), b=3.10 (2.91 - 3.29), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.26 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (K=2.67).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .