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Acentrophryne dolichonema Pietsch & Shimazaki, 2005

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drawing shows typical species in Linophrynidae.

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> Lophiiformes (Anglerfishes) > Linophrynidae (Leftvents)
Etymology: Acentrophryne: Greek, 'a' = without + Greek, 'kentron' = prickle or spine + Greek, 'phryne' = toad (highlighting the single most important distinguishing feature of this genus: the absence of a preopercular spine) (Ref. 86949);  dolichonema: Name from the Greek word 'dolichos', meaning long; 'nema' meaning filament or thread, in allusion to the long, filamentous , distal escal appendage of this species..

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

海 深海浮遊性; 深さの範囲 201 - 1105 m (Ref. 54827). Deep-water

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Pacific Ocean: Off Peru.

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 10.5 cm SL (female)

簡単な記述 検索表 | 形態学 | 形態計測学

背鰭 (合計) : 3; 臀鰭: 3. Diagnosis: Metamorphosed females of Acentrophryne dolichonema differs from A. longidens in having a much longer distal escal appendage (27.6-35.7% SL vs. 2.3-2.5% SL ); a longer illicium (63.6-70.5% SL vs. 35.7-54.9% SL); a narrower head (25-28.1% SL vs. 35.7-37.3% SL); and a fewer number of pectoral fin rays (16 vs. 18-19) (Ref. 54827); caudal fin rays 9, ninth ray (ventral most) 10.5-17.3% SL (Ref. 86949).

生物学     用語集 (例 epibenthic)

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

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Pietsch, T.W. and M. Shimazaki, 2005. Revision of the deep-sea anglerfish genus Acentrophyrne Regan (Lophiiformes: Ceratioidei: Linophrynidae), with the description of a new species from off Peru. Copeia 2005(2):246-251. (Ref. 54827)

IUCNのレッドリストの状況は (Ref. 130435)

  欠足データ (DD) ; Date assessed: 11 October 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: 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).
栄養段階 (Ref. 69278):  3.8   ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).