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Megalops atlanticus Valenciennes, 1847

Tarpon
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Megalops atlanticus   AquaMaps   Data sources: GBIF OBIS
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Image of Megalops atlanticus (Tarpon)
Megalops atlanticus
Picture by Furlan, B.


Colombia country information

Common names: Sabalete, Sábalo, Savarreta
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: commercial | Ref: Leal-Flórez, J., M. Rueda and M. Wolff, 2008
Aquaculture: commercial | Ref: FAO Fishery Information, Data and Statistics Service, 1993
Regulations: | Ref:
Uses: live export: yes;
Comments: Appreciated food fish in some localities. Also Ref. 3789.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/co.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez, 1992
National Database:

Common names from other countries

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

> Elopiformes (Tarpons and tenpounders) > Megalopidae (Tarpons)
Etymology: Megalops: Greek, megas, megalos = great + Greek, ops = appearance (Ref. 45335).
  More on author: Valenciennes.

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

marino; agua dulce; salobre asociado a arrecife; anfidromo (Ref. 51243); rango de profundidad 0 - 40 m (Ref. 3789), usually 0 - 15 m (Ref. 42064).   Subtropical; 10°C - 40°C (Ref. 93687); 49°N - 44°S, 99°W - 14°E (Ref. 55254)

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

Atlantic Ocean: from Nova Scotia, Bermuda and southward to Brazil in western Atlantic Ocean (Ref. 3234, 4446), where it it also found throughout the Gulf of Mexico and the Caribbean (Ref. 26938); from Mauritania to Angola in eastern Atlantic Ocean (Ref. 2845, 3234, 4446, 81266); with exceptional records in Portugal, Azores and Atlantic coast of southern France (Ref. 3234, 4446). Crossed the Panama canal and was caught at Coiba Island in the Pacific Ocean (Ref. 4446).

Length at first maturity / Tamaño / Peso / Age

Maturity: Lm 160.0, range 130 - 128.5 cm
Max length : 250 cm TL macho / no sexado; (Ref. 2683); common length : 130 cm TL macho / no sexado; (Ref. 2683); peso máximo publicado: 161.0 kg (Ref. 26340); edad máxima reportada: 55 años (Ref. 9975)

Short description Claves de identificación | Morfología | Morfometría

Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 13 - 16; Espinas anales: 0; Radios blandos anales: 22 - 25; Vértebra: 53 - 57. Diagnosis: It is characterized by the anterior position of pelvic fin insertions in relation to dorsal-fin origin, and by some morphometric counts: 13-16 dorsal-fin rays, 40-48 lateral-line scales and 53-57 vertebrae (Ref. 2845, 81266).

Biología     Glosario (por ej. epibenthic)

Obligate air-breathing (Ref. 126274); Inhabit coastal waters, bays, estuaries, mangrove-lined lagoons, and rivers (Ref. 3789, 27188). Often found in river mouths and bays, entering fresh water (Ref. 27227). Lower depth limit at 40m (Ref. 118621). Large schools may frequent particular spots for years (Ref. 9710). Feed on fishes like sardines, anchovies, Mugilidae, Centropomus, Cichlidae (mainly those forming schools) and crabs (Ref. 3789, 27188). The swim bladder, attached to the esophagus, can be filled directly with air and permits the fish to live in oxygen-poor waters. Has high fecundity, a 203 cm female is estimated to produce over 12 million eggs (Ref. 10863). Spawn in waters which can be temporarily isolated from the open sea (Ref. 27188). Transparent leptocephalus larvae migrate into estuaries (Ref. 57533). Famous for its spectacular leaps when hooked. Marketed fresh or salted (Ref. 3789). Large scales are used in ornamental work and in preparation of artificial pearls (Ref. 3789). Used to be cultured commercially in Colombia (Ref. 7306). Highly appreciated by sport fishers. The flesh is also highly appreciated despite its being bony (Ref. 27188). The world record for hook and line is 283 lbs. from Lake Maricaibo, Venezuela (Ref. 13442).

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

Some populations may complete life cycle in freshwater, e.g. Lake Nicaragua in Central America, and Deep Lake in Florida (Ref. 4639).

Main reference Upload your references | Referencias | Coordinador | Colaboradores

Hureau, J.-C., 1984. Megalopidae. p. 226-227. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and Mediterranean. UNESCO, Paris. Vol. 1. (Ref. 3234)

IUCN Red List Status (Ref. 130435)

  Vulnerable, ver lista roja de la UICN (VU) (A2bd); Date assessed: 12 June 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Reports of ciguatera poisoning (Ref. 31172)




Human uses

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

Más información

Trophic ecology
componentes alimenticios
Diet compositions
Food consumptions
Food rations
Despredadores
Ecology
Ecología
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproducción
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larva
Dinámica larvaria
Anatomy
Gill areas
Cerebros
Otolitos
Physiology
Body compositions
Nutrients
Oxygen consumptions
Tipo de natación
Swimming speeds
Visual pigment(s)
Sonidos de peces
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genética
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Perfiles de acuicultura
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References
Referencias

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Fuentes de Internet

Estimates based on models

Preferred temperature (Ref. 115969): 19.6 - 28, mean 27 (based on 1409 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0020   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00419 - 0.02501), b=3.02 (2.81 - 3.23), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Nivel trófico (Ref. 69278):  4.5   ±0.0 se; based on diet studies.
Resiliencia (Ref. 120179):  Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (K=0.07-0.10; tmax=55; Fec>1 million).
Prior r = 0.34, 95% CL = 0.22 - 0.51, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (76 of 100).
Climate Vulnerability (Ref. 125649):  High to very high vulnerability (67 of 100).
Price category (Ref. 80766):   Medium.