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Teleostei >
Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); mennei: Named for Tammes Menne, Copenhagen Denmark.
Eponymy: Tammes Menne (d: 1947) was Assistant Curator and fish-collection manager at the Natural History Museum of Denmark. [...] (Ref. 128868), visit book page.
More on authors: Schwarzhans, Møller & Nielsen.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 礁區魚類. 熱帶
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Central Pacific: Marshall Islands and probably Gilbert Is. (Kiribati).
中太平洋: 馬紹爾群島與可能吉柏特島 (吉爾巴斯).
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 4.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 57884); 7.6 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 80 - 86; 臀鰭軟條: 62 - 68; 脊椎骨: 44 - 46. The species is characterized by the following: vertebrae 11+34=45, dorsal fin rays 88, anal fin rays 69; large eyes (3.4% SL), D/V 6; outer pseudoclasper moderately large, short (about 1 ½ length of inner pseudoclasper), wing-shaped, flat with broad base; inner pseudoclasper joined to outer pseudoclasper anteriorly, with thin, sharp, slightly anteriorly directed single-pointed tip extending over anterior part of outer pseudoclasper; moderately broad scale patch on cheek with 5 scale rows on upper cheek, large scale patch on operculum above opercular spine (8 scales); head is broad, rather flat dorsally; otolith slender, length to height ratio 2.2 (Ref. 57884).
Body shape (shape guide): elongated.
此魚種特徵為那在:之後 脊椎骨 11+34=45 ，背鰭鰭條 88, 臀鰭棘條 69; 大的眼 (3.4% SL), D/V 6; 外部的 pseudoclasper 普通大的, 短 (大約 1? 內部 pseudoclasper 的長度), 翼-形狀的, 平坦的有寬基底; 內部的 pseudoclasper 前面地連到了外部的 pseudoclasper, 有薄的,銳利地, 些微地朝向前面的延伸超過外部 pseudoclasper 的前部的單個-尖的頂端; 一般寬的鱗片小區塊在上面的頰上頰部有 5 鱗片列之上, 在上面鰓蓋棘 (8個鱗片) 的鰓蓋上的大規模的小區塊; 頭部是寬的, 相當平坦背面; 耳石細長的, 高度比 2.2 的長度.(參考文獻 57884)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
中太平洋: 馬紹爾群島與可能吉柏特島 (吉爾巴斯).
Schwarzhans, W., P.R. Møller and J.G. Nielsen, 2005. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-West-Pacific. Part I. Diancistrus and two new genera with 26 new species. The Beagle, Records of the Museum and Art Galleries of the Northern Territory 21:73-163. (Ref. 57884)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 16 August 2019
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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![Image of Diancistrus mennei (Menne\](/images/thumbnails/gif/tn_Dimen_m0.gif "Image of Diancistrus mennei (Menne\")
