Actinopterigi (pesci con pinne raggiate) >
Perciformes (Perch-likes) >
Pseudochromidae (Dottybacks) > Pseudochrominae
Etymology: Pseudochromis: Greek, pseudes = false + Greek, chromis = a fish, perhaps a perch (Ref. 45335). More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; marino associati a barriera corallina; distribuzione batimetrica 0 - 30 m (Ref. 37816), usually 0 - 20 m (Ref. 27115). Tropical; 30°N - 24°S
Western Pacific: Peninsular Malaysia to Hong Kong and the Ryukyu Islands, south to Western Australia, and east to Vanuatu and the Gilbert Islands. Replaced by an undescribed species at Fiji and Tonga and Pseudochromis coccinicauda in the Indian Ocean (Ref. 37816).
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.2 cm TL maschio/sesso non determinato; (Ref. 90102)
Spine dorsali (totale): 3; Raggi dorsali molli (totale): 21-23; Spine anali 3; Raggi anali molli: 12 - 14. Females sexually dichromatic dottyback are uniformly grey, sometimes becoming yellowish or reddish on the tail (Ref. 37816).
A common but secretive species (Ref. 9710, 48635) found in holes and crevices of exposed outer reef flats and reef margins. Occurs in pairs and feeds on small crabs, isopods, and copepods (Ref. 1602). Usually most abundant in high current or surge areas. Frequently enters the aquarium fish trade and has been bred in captivity (Ref. 37748). Sometimes solitary (Ref 90102).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Bi-directional sex change has been confirmed for this species (Ref. 103751).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 115941)
Not Evaluated
Threat to humans
Harmless
Human uses
Acquario: Commerciale
Informazioni ulteriori
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaFrequenze allelicheEreditarietàMalattieElaborazioneMass conversion
CollaboratoriImmaginiStamps, Coins Misc.SuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
Special reports
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Estimates of some properties based on models
Preferred temperature (Ref.
115969): 25.1 - 29, mean 27.9 (based on 648 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00190 - 0.01264), b=3.10 (2.88 - 3.32), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic Level (Ref.
69278): 3.3 ±0.44 se; Based on food items.
Resilienza (Ref.
69278): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi ().
Vulnerability (Ref.
59153): Low vulnerability (12 of 100) .