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Sargocentron xantherythrum (Jordan & Evermann, 1903)

Hawaiian squirrelfish
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Sargocentron xantherythrum   AquaMaps   Data sources: GBIF OBIS
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Image of Sargocentron xantherythrum (Hawaiian squirrelfish)
Sargocentron xantherythrum
Picture by Randall, J.E.

Classification / Names Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinoptérygiens (poissons à nageoires rayonnées) > Beryciformes (Sawbellies) > Holocentridae (Squirrelfishes, soldierfishes) > Holocentrinae
Etymology: Sargocentron: Greek, sargos = sargus + Greek, kentron = sting (Ref. 45335).  More on authors: Jordan & Evermann.

Environment: milieu / climate zone / depth range / distribution range Écologie

; marin récifal; profondeur 1 - 217 m (Ref. 58302).   Tropical

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Eastern Central Pacific: known only from the Hawaiian Islands and Johnston Atoll.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 17.0 cm TL mâle / non sexé; (Ref. 9710); common length : 14.0 cm TL mâle / non sexé; (Ref. 583)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 11; Rayons mous dorsaux (Total): 13-14; Épines anales 4; Rayons mous anaux: 9. Body with alternating about stripes of red and silvery white; head red; operculum with silvery reflections, a white streak from above edge of upper jaw to the corner of pre, and a narrow white band on posterior edge of preopercle. Five oblique scale rows on cheek; body depth 2.7-3.1 in SL; head length (HL) 2.55-2.75 in SL; snout length 3.85-4.15 in HL; interorbital width 4.8-5.15 in HL; maxilla extending from below front of the pupil nearly to center of the eye, upper jaw length 2.55-2.8 in HL; premaxillary groove at least to a vertical at front edge of the orbit; rounded anterior end of nasal; medial margin of nasal bone spineless; small nasal fossa without spinules on margin; slight ridge along the upper edge of suborbital bones smooth anteriorly, slightly serrate below posterior part of eye; preopercular spine, 5.4-7.1 in HL; 2 opercular spines (1 specimen with a large opercular spine), the lower 1/2 to 2/3 length of the upper spine; 4th dorsal spine usually longest, 2.2-2.55 in HL; 3rd anal spine 1.5-2.05 in HL (Ref. 27370).

Biologie     Glossaire (ex. epibenthic)

Inhabits seaward reefs below the surge zone, common near caves and ledges (Ref. 9710). Feeds mainly on crustaceans.

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur : Randall, John E. | Collaborateurs

Randall, J.E., 1998. Revision of the Indo-Pacific squirrelfishes (Beryciformes: Holocentridae: Holocentrinae) of the genus Sargocentron, with descriptions of four new species. Indo-Pac. Fish. (27):105 p. (Ref. 27370)

Statut dans la liste rouge de l'IUCN (Ref. 120744)

  Préoccupation mineure (LC) ; Date assessed: 04 March 2015

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Aquarium: Commercial
FAO(Publication : search) | FishSource |

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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 6.1 - 13.9, mean 8.7 (based on 5 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.00788 - 0.03339), b=2.97 (2.80 - 3.14), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.5   ±0.3 se; Based on diet studies.
Résilience (Ref. 69278):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité (Ref. 59153):  Low vulnerability (13 of 100) .