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Lophiiformes (Anglerfishes) >
Oneirodidae (Dreamers)
Etymology: Danaphryne: In commemoration of the Royal Danish Research Vessel 'Dana' (Ref. 86949).
Eponymy: The succession of Danish research vessels named ‘Dana’ seem to have been greatly favoured by describers of fish, and often the etymology includes: “…from which the holotype was collected. [...] (Ref. 128868), visit book page.
More on authors: Regan & Trewavas.
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 0 - 2000 m (Ref. 86949). Deep-water
Tropical to temperate parts of all oceans.
اندازه / وزن / سن
بلوغ: Lm ?  range ? - ? cm
Max length : 10.5 cm SL (female)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
شعاع نرم باله پشتي (کل) : 5 - 7; شعاع نرم باله مخرجي: 4 - 5. Metamorphosed females distinguished by the following characteristics: narrow snout, width of ethmoid cartilage and vomer considerably less than the distance between anterolateral tips of the lateral ethmoids and frontals; frontals short, lying posterior to the ethmoid region, dorsal margin convex; frontals separated from prootics; presence of vomerine teeth; large and nearly circular nasal foramina; presence of pterosphenoid; anterior end of illicial trough wider and shallower than the posterior end; well developed sphenotic spines; symphysial cartilage of upper jaw longer than wide; lower jaw with well developed symphysial spine; hyomandibula with double head; well developed quadrate spine, longer than articular spine; deeply notched posterior margin of opercle; long and narrow subopercle, dorsal end long and slender, tapering to a point, ventral end nearly circular; absence of first pharyngobranchial; well developed second pharyngobranchial; second hypobranchial articulates directlywith second basibranchial; caudal fin rays without internal pigmentation; illicium longer than length of escal bulb; pterygiophore of illicium cylindrical throughout length, emerging on snout from between frontal bones, anterior end exposed, posterior end concealed beneath skin; well developed first ray of dorsal fin; dorsal fin rays 5-7; anal fin rays 4-5; short and broad pectoral fin lobe, shorter than longest rays of pectoral fin; pectoral fin rays 16-19; coracoid lacking posteroventral process; simple pelvic bones, expanded distally; skin smooth and naked, without dermal spinules; darkly pigmented skin of caudal peduncle extends well past base of caudal fin (Ref. 86949).
Also mesopelagic (Ref. 10524).
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 = 1.0000 [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) |
3.9 ±0.6 se; based on size and trophs of closest relatives |
جهندگی (مرجع 120179) |
زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.). |
آسیبپذیری ماهیگیری (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |