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Xyrichtys novacula (Linnaeus, 1758)

Pearly razorfish
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Native range | All suitable habitat | Point map | Year 2050
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Xyrichtys novacula   AquaMaps   Data sources: GBIF OBIS
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Image of Xyrichtys novacula (Pearly razorfish)
Xyrichtys novacula
Picture by Patzner, R.

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Labridae (Wrasses) > Xyrichtyinae
Etymology: Xyrichtys: Greek, xyreo = that cuts like a knife + Greek, ichthys = fish (Ref. 45335);  novacula: Specific name from Latin 'novacula' meaning 'razor'; referring to it being very compressed with front of head forming a sharp edge..
More on author: Linnaeus.

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

marino asociado a arrecife; rango de profundidad 1 - 90 m (Ref. 3726). Subtropical

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

Western Atlantic: North Carolina, USA and northern Gulf of Mexico (Ref. 7251) through the Caribbean to Brazil. Eastern Atlantic: France to Angola and including the Mediterranean, Azores, Madeira, Canary Islands, Cape Verde and Sao Tome Island.

Tamaño / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 38.0 cm TL macho / no sexado; (Ref. 7251); common length : 20.0 cm TL macho / no sexado; (Ref. 2683); edad máxima reportada: 8 años (Ref. 4742)

Short description Claves de identificación | Morfología | Morfometría

Espinas dorsales (total) : 9; Radios blandos dorsales (total) : 12; Espinas anales: 3; Radios blandos anales: 12. An elongate, very compressed fish with front of head forming a sharp edge. Snout very blunt; profile steep. Pale greenish, usually with no conspicuous markings on body (Ref. 26938). Head with alternating vertical lines of light blue and light yellow-orange (Ref. 13442).

Biología     Glosario (por ej. epibenthic)

Inhabits clear shallow areas with sandy bottoms, usually in the vicinity of seagrass beds and corals (Ref. 2683). Feeds mainly on mollusks; also crabs and shrimps (Ref. 3726). A protogynous hermaphrodite; sexual dimorphism apparent in head shape and length of pelvic fin (Ref. 5292). Builds nests with coral debris. Dives head first into the sand when frightened (Ref. 9710). Marketed fresh (Ref. 3726).

Life cycle and mating behavior Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva

Main reference Upload your references | Referencias | Coordinador : Westneat, Mark | Colaboradores

Gomon, M.F. and P. Forsyth, 1990. Labridae. p. 868-882. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon, SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 5292)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 12 April 2008

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Pesquerías: escaso valor comercial; pesca deportiva: si; Acuario: Comercial
FAO - pesquerías: landings; Publication: search | FishSource | Sea Around Us

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Trophic ecology
componentes alimenticios
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Despredadores
Ecology
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Length-weight rel.
Length-length rel.
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Estimates based on models

Preferred temperature (Ref. 123201): 17.4 - 27.9, mean 24.4 °C (based on 858 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5005   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00680 - 0.01341), b=3.00 (2.90 - 3.10), in cm total length, based on LWR estimates for this species (Ref. 93245).
Nivel trófico (Ref. 69278):  3.5   ±0.1 se; based on diet studies.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies.
Resiliencia (Ref. 120179):  Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (tmax=8).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (36 of 100).
Price category (Ref. 80766):   Very high.
Nutrients (Ref. 124155):  Calcium = 32.8 [14.9, 67.1] mg/100g; Iron = 0.522 [0.286, 1.082] mg/100g; Protein = 18.8 [15.9, 21.0] %; Omega3 = 0.142 [0.077, 0.259] g/100g; Selenium = 18.7 [8.5, 39.1] μg/100g; VitaminA = 56.4 [15.9, 255.3] μg/100g; Zinc = 0.892 [0.550, 1.509] mg/100g (wet weight);