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Lophiiformes (Anglerfishes) >
Oneirodidae (Dreamers)
Etymology: Oneirodes: Greek, 'oneiros' = a dream or dreamlike or out of a dream (suggesting this fish is so strange and marvelous that can exist only in dreams) (Ref. 86949); eschrichtii: Named after D.F. Eschricht, Danish naturalist (Ref. 6885).
Eponymy: Professor Dr Daniel Frederik Eschricht (1798–1863) was a Danish physician, physiologist and naturalist. [...] (Ref. 128868), visit book page.
More on author: Lütken.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي ناحیه ای از منطقه اقیانوسی با عمق بین 1000 تا 4000 متر. موجوداتی که در آبهای آزاد بین اعماق 1000 تا 4000 متر زندگی و تغذیه می کنند; تغييرات عمق 750 - 2500 m (Ref. 86949). Deep-water
Circumglobal: In tropical to temperate waters. Eastern Atlantic: off Madeira, Portugal, Ireland and Iceland.
اندازه / وزن / سن
بلوغ: Lm ?  range ? - ? cm
Max length : 28.8 cm SL جنس نر / بدون خواص جنسي; (Ref. 5951); 29.7 cm TL (female)
شعاع نرم باله پشتي (کل) : 5 - 7; شعاع نرم باله مخرجي: 4. Esca with anterior appendage bearing papillae and a few short filaments at distal tip; posterior appendage never branched. Characterized by having similar esca to that of O.bulbosus and O.anisacanthus; lacks numerous tapering distal filaments of the anterior appendage of O.bulbosus and lateral escal appendage of O.anisacanthus; subopercle without indentation on posterodorsal margin; length of ventral fork of opercle 20.7-31.9% SL; ratio of lengths of dorsal and ventral forks of opercle 0.44-0.69; absence of epibranchial teeth; presence of teeth on pharyngobrachial II; upper jaw teeth 24-50; lower jaw teeth 29-56;teeth on vomer 4-8; dorsal fin rays 5-7; anal fin rays 4; pectoral fin rays 15-19; head length 33.3-46.2% SL; head depth 34.7-55.4% SL; premaxilla length 22.4-38.9% SL; lower-jaw length 34.3-55.7% SL; illicium length 17.8-38.6& SL (Ref. 86949).
Body shape (shape guide): short and / or deep.
Mesopelagic species.
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
Bertelsen, E., 1990. Oneirodidae. p. 498-507. 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. 10524)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
شاخص تنوع فیلوژنتیکی (مرجع 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
سطح تروفیک (مرجع 69278) |
4.4 ±0.7 se; based on size and trophs of closest relatives |
جهندگی (مرجع 120179) |
متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.). |
آسیبپذیری ماهیگیری (Ref. 59153) |
Moderate vulnerability (43 of 100). 🛈 |