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Anguilliformes (Eels and morays) >
Nettastomatidae (Duckbill eels)
Etymology: Facciolella: Latin, diminutive of falx, falcis = sickle (Ref. 45335).
Eponymy: Dr Luigi Facciolà (1851–1943) was an Italian physician and ichthyologist who was the first to recognise and describe the Witch-Eel genus (1911) but in doing so used a preoccupied name (Nettastomella). [...] Dr Luigi Facciolà (1851–1943) was an Italian physician and ichthyologist who was the first to recognise and describe the Witch-Eel genus (1911) but in doing so used a preoccupied name (Nettastomella). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক তলদেশ বিহারী; গভীরতার পরিসীমা 30 - 731 m (Ref. 4454). Subtropical; 43°N - 17°S, 18°W - 17°E
Eastern Atlantic: southern Portugal to Angola including the Ligurian and Tyrrhenian seas in the Mediterranean.
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 64.9 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 4454)
The young are sometimes found in caves, larger specimens caught deeper. Feeds mainly on decapod natantia (Ref. 4776).
Life cycle and mating behavior
পরিপক্কতা | প্রজনন | ডিম ছাড়া | ডিমসমূহ | ডিম্বধারন ক্ষমতা | শুককীট
Smith, D.G., 1990. Nettastomatidae. p. 172-175. 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. 1. (Ref. 4454)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 11 - 15.8, mean 13.9 °C (based on 69 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00036 - 0.00222), b=2.98 (2.76 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.5 ±0.50 se; based on food items.
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).
Nutrients (Ref.
124155): Calcium = 40.5 [10.2, 116.0] mg/100g; Iron = 0.952 [0.331, 3.907] mg/100g; Protein = 18.5 [16.3, 20.9] %; Omega3 = 0.356 [0.163, 0.965] g/100g; Selenium = 37.7 [7.9, 102.7] μg/100g; VitaminA = 8.42 [2.40, 28.86] μg/100g; Zinc = 0.605 [0.313, 1.164] mg/100g (wet weight);
![Image of Facciolella oxyrhynchus (Facciola\](/images/thumbnails/jpg/tn_Faoxy_u0.jpg "Image of Facciolella oxyrhynchus (Facciola\")
