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Gymnothorax polyuranodon (Bleeker, 1854)

Freshwater moray
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Gymnothorax polyuranodon   AquaMaps   Data sources: GBIF OBIS
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Image of Gymnothorax polyuranodon (Freshwater moray)
Gymnothorax polyuranodon
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Vanuatu country information

Common names: Freshwater moray, Murène d'eau douce
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nh.html
National Fisheries Authority: http://www.spc.org.nc/coastfish/Countries/Vanuatu/vanuatu.htm
Occurrences: Occurrences Point map
Main Ref: Keith, P., G. Marquet, C. Lord, D. Kalfatak and E. Vigneux, 2011
National Database:

Common names from other countries

Spotted freshwater moray eel, Murène d'eau douce, Belut-laut sawa, ... more

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa

> Anguilliformes (Eels and morays) > Muraenidae (Moray eels) > Muraeninae
Etymology: Gymnothorax: Greek, gymnos = naked + Greek, thorax, -akos = breast (Ref. 45335).
  More on author: Bleeker.

Environment: milieu / climate zone / depth range / distribution range 生態学

海; 新鮮な水; 汽水性の 底生の; 降流性の (Ref. 51243); 深さの範囲 0 - 10 m (Ref. 86942).   Tropical; 6°N - 19°S

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Indo-Pacific: Sri Lanka, Indonesia, Borneo, New Guinea, Philippines and Fiji. Reported from Palau (Ref. 6371), Australia (Ref. 7300), New Caledonia (Ref. 13246, 13235) and Vanuatu (Ref. 87781).

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 150 cm TL オス/雌雄の選別がない; (Ref. 87298)

生物学     用語集 (例 epibenthic)

Occurs in lentic and lotic freshwater (Ref. 7300) and found in estuarine and marine habitats (Ref. 6028). Usually found within 20-30 km of the sea at a maximum elevation of about 30-40 m (Ref. 2847, 44894).

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993. Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 13 February 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Reports of ciguatera poisoning (Ref. 6028)




Human uses

水産業: 少数商業の
FAO(Publication : search) | FishSource |

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Trophic ecology
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Estimates based on models

Preferred temperature (Ref. 115969): 27 - 29.3, mean 28.7 (based on 1511 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00047 (0.00025 - 0.00089), b=3.28 (3.13 - 3.43), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  4.2   ±0.7 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  非常に低い, １４年以上の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (90 of 100).
価格帯 (Ref. 80766):   Medium.