Holocentrus rufus, Longspine squirrelfish : fisheries, aquarium

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Holocentrus rufus (Walbaum, 1792)

Longspine squirrelfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Holocentrus rufus   AquaMaps   Data sources: GBIF OBIS
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Image of Holocentrus rufus (Longspine squirrelfish)
Holocentrus rufus
Photo von Patzner, R.

Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Holocentriformes (Squirrelfishes, soldierfishes) > Holocentridae (Squirrelfishes, soldierfishes) > Holocentrinae
Etymology: Holocentrus: Greek, holos = full + Greek, kentron = sting (Ref. 45335).
More on author: Walbaum.

Environment: milieu / climate zone / Tiefenbereich / distribution range Ökologie

seewasser riff-verbunden; tiefenbereich 0 - 32 m (Ref. 3724). Tropical; 36°N - 28°S, 98°W - 31°W

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Punkt Karte | Einführungen | Faunafri

Western Atlantic: Bermuda and southern Florida, USA to northern South America and Brazil; throughout the West Indies (Ref. 3724). Antilles, northwestern Gulf of Mexico, Yucatan to Colombia (Ref. 26938).

Length at first maturity / Size / Gewicht / Alter

Geschlechtsreife: Lm 13.5  range ? - ? cm
Max length : 35.0 cm TL Männchen/unbestimmt; (Ref. 5217); common length : 25.0 cm TL Männchen/unbestimmt; (Ref. 5217)

Kurzbeschreibung Bestimmungsschlüssel | Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt) : 11; Rückenflossenweichstrahlen (insgesamt) : 14 - 16; Afterflossenstacheln: 4; Afterflossenweichstrahlen: 9 - 11. Conspicuous white spot behind tip of each dorsal spine (Ref. 26938). Body slender. Upper jaw extending posteriorly to middle of pupil (Ref. 37108). Body bright red or red striped, sometimes blotched (Ref. 7251). Similar in color to H. ascensionis, but each interspinous membrane of dorsal fin with a white spot near margin (Ref. 13442).
Body shape (shape guide): fusiform / normal.

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

Nocturnal (Ref. 37108), inhabits clear reefs (Ref. 5217). Found near mouths of caves and holes (Ref. 26938); at night they usually move to sandy areas and grass beds to feed on crabs, shrimps, gastropods and brittle stars (Ref. 3724). Marketed fresh but not popular as a food fish (Ref. 5217).

Life cycle and mating behavior Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven

Hauptreferenz Upload your references | Referenzen | Koordinator : Randall, John E. | Partner

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

IUCN Rote Liste Status (Ref. 130435: Version 2025-1)

  nicht bedroht (LC) ; Date assessed: 29 January 2013

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Reports of ciguatera poisoning (Ref. 30303)





Nutzung durch Menschen

Fischereien: weniger kommerziell; Aquarium: Kommerziell
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Estimates based on models

Preferred temperature (Ref. 123201): 23.9 - 28.1, mean 27.3 °C (based on 817 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00706 - 0.01957), b=2.88 (2.74 - 3.02), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic level (Ref. 69278):  3.5   ±0.4 se; based on diet studies.
Generation time: 1.2 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Widerstandsfähigkeit (Ref. 120179):  hoch, Verdopplung der Population dauert weniger als 15 Monate. (K=0.9).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (19 of 100). 🛈
Preiskategorie (Ref. 80766):   Medium.
Nutrients (Ref. 124155):  Calcium = 60 [28, 192] mg/100g; Iron = 0.729 [0.304, 1.443] mg/100g; Protein = 18.8 [17.6, 19.9] %; Omega3 = 0.149 [0.062, 0.348] g/100g; Selenium = 37.2 [22.2, 66.9] μg/100g; VitaminA = 49.5 [19.4, 131.3] μg/100g; Zinc = 1.26 [0.82, 1.95] mg/100g (wet weight);