分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); machidai: Named for Yoshihiko Machida, expert on ophidiiform fishes..
More on authors: Schwarzhans, Møller & Nielsen.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 礁區魚類; 深度上下限 2 - 20 m (Ref. 90102). 熱帶
Western Pacific: Philippines to Indonesia.
西太平洋: 菲律賓到印尼。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 6.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 57884); 4.7 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) : 66 - 77; 臀鰭軟條: 50 - 64; 脊椎骨: 40 - 43. The species is characterized by having Vertebrae 11+29-31 (32)=40-42 (43), dorsal fin rays 66-77, anal fin rays 50-64; large eyes (2.4-3.3% SL), D/V 6-7; outer pseudoclasper long, thick, with almost straight hook-like extension in ventral view; inner pseudoclasper anteriorly joined to outer pseudoclasper, broad, its supporter extended as distinct thorn to nearly length of extension of outer pseudoclasper; moderately wide scale patch on cheek with 5-6 scale rows on upper cheek, 0-2 scales on operculum above opercular spine; head is slender, broad; otolith length to height ratio 2.0-2.1; sulcus short, ratio otolith length to sulcus length 2.3-2.5 (Ref. 57884).
此魚種特徵為有 Vertebrae 11+29-31(32)=40-42(43), 背鰭鰭條 66-77, 臀鰭棘條 50-64; 大的眼 (2.4-3.3% SL), D/V 6-7; 外部的 pseudoclasper 長的﹐厚的, 幾乎由腹面觀之的直鉤狀的延長; 內部的 pseudoclasper 前面地連到外部的 pseudoclasper, 寬的, 它的支持者擴大的當明顯的對幾乎外部 pseudoclasper 的延長的長度的刺; 寬度中等的鱗片小區塊在上面的頰上頰部有 5-6 鱗片列之上, 在上面鰓蓋棘的鰓蓋上的 0-2 鱗片; 頭部是細長的,寬的; 對高度比 2.0-2.1 的耳石長度; sulcus 短, sulcus 長度 2.3-2.5 的比耳石長度.(參考文獻 57884)
Solitary inhabitant of coral reef crevices, cryptic (Ref 90102).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
西太平洋: 菲律賓到印尼。
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)
人類使用
漁業: 沒有興趣
工具
特別的報告
下載 XML
網路資源
Estimates based on models
Preferred temperature (Ref.
123201): 28.4 - 29.2, mean 28.8 °C (based on 818 cells).
Phylogenetic diversity index (Ref.
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 (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Diancistrus machidai (Machida\](/images/thumbnails/gif/tn_Dimac_m0.gif "Image of Diancistrus machidai (Machida\")
