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Naucrates ductor (Linnaeus, 1758)

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Native range | All suitable habitat | Point map | Year 2100
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Naucrates ductor   AquaMaps   Data sources: GBIF OBIS
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Image of Naucrates ductor (Pilotfish)
Naucrates ductor
Picture by Luquet, D.

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterígios (peces con aletas radiadas) > Perciformes (Perch-likes) > Carangidae (Jacks and pompanos) > Naucratinae
Etymology: Naucrates: Greek, naykrates, -es, -es = supremacy in the sea (Ref. 45335).  More on author: Linnaeus.

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

; marino asociado a arrecife; rango de profundidad 0 - 300 m (Ref. 86942).   Subtropical; 61°N - 43°S, 180°W - 180°E

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

Circumtropical in tropical seas. Western Atlantic: Nova Scotia, Canada to Argentina (Ref. 7251). Eastern Atlantic: British Isles (rare vagrant), Norway and Bay of Biscay to Namibia, including the Mediterranean and Canary Islands. Eastern Pacific: Vancouver Island (British Columbia, Canada) to the Galapagos Islands (Ref. 2850) and Chile (Ref. 115205). Common throughout the Indian Ocean (Ref. 3197).

Tamaño / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 70.0 cm TL macho / no sexado; (Ref. 5288); common length : 40.0 cm TL macho / no sexado; (Ref. 9626)

Short description Morfología | Morfometría

Espinas dorsales (total): 5 - 6; Radios blandos dorsales (total): 25-29; Espinas anales 3; Radios blandos anales: 15 - 17. Body elongate, slender, and not strongly compressed; posterior end of upper jaw located at anterior rim of eye; dorsal fin with 4 or 5 spines followed by another spine and 25 to 29 soft rays (IV-V+I 25-29); lateral line without scutes; caudal peduncle with well developed fleshy keels and with dorsal and ventral peduncular fossae (Ref. 55763). Body dark to pale bluish, with 6-7 broad, dark bars; white tips on caudal lobes and on second dorsal and anal lobes (Ref. 3197).

Biología     Glosario (por ej. epibenthic)

Oceanic species with a semi-obligate commensal relationship with sharks, rays, other bony fishes and turtles (Ref. 5217). Young are usually associated with jellyfish and drifting seaweed (Ref. 2850, 9563). Feed on scraps of host's left over, parasites and excrement; also on small fishes and invertebrates (Ref. 5288). Eggs are pelagic (Ref. 4233). Marketed fresh and salted or dried (Ref. 9283). Captured at the surface using hand nets (Ref. 26165).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

Main reference Upload your references | Referencias | Coordinador : Smith-Vaniz, William F. | Colaboradores

Smith-Vaniz, W.F., J.-C. Quéro and M. Desoutter, 1990. Carangidae. p. 729-755. 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. 7097)

IUCN Red List Status (Ref. 120744)

  Least Concern (LC) ; Date assessed: 07 November 2013

CITES (Ref. 118484)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans


Human uses

Pesquerías: escaso valor comercial; pesca deportiva: si; Acuario: Acuarios públicos
FAO(pesquerías: produccin; publication : search) | FishSource | Sea Around Us

Más información

Nombres comunes
Agregación para la puesta
Egg development
Perfil de acuicultura
Frecuencias de alelos
Mass conversion
Stamps, Coins Misc.
Tipo de natación
Superficie branquial


Special reports

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Fuentes de Internet

Estimates based on models

Preferred temperature (Ref. 115969): 7.9 - 28.1, mean 20.9 (based on 3025 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.00641 - 0.02973), b=2.94 (2.75 - 3.13), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Nivel trófico (Ref. 69278):  3.4   ±0.43 se; Based on food items.
Generation time: 0.5 ( na - na) years. Estimated as median LN(3)/K based on 2 growth studies.
Resiliencia (Ref. 120179):  Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153):  Low vulnerability (24 of 100) .
Price category (Ref. 80766):   Medium.