分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Atheriniformes (Silversides) >
Atherinopsidae (Neotropical silversides) > Menidiinae
Etymology: Membras: Greek, membras, -ados = a kind of sardine (Ref. 45335); pygmaea: Name from Latin 'pygmaea' meaning little or dwarf, referring to its diminutive size; an adjective..
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋.
Western Atlantic: Honduras.
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 4.3 cm SL 雄鱼/尚未辨别雌雄; (Ref. 123107)
简单描述
检索表 | 型态特徵 | 形态测量图
臀棘: 1; 臀鳍软条: 15 - 17; 脊椎骨: 39 - 42. This species belonging to the M. martinica species-group, is distinguished from all
congeners by the following characters: anus is positioned closer to the insertion of pelvic fin than the origin of anal fin; posterior margins of predorsal and lateral scales are smooth or slightly irregular, not laciniate; the least depth of caudal peduncle 6.7-8.5% SL; total gill raker of first arch 16-20, modally 18-19 (Ref. 123107).
Collected on the coastal edge of the lagoon-salt marsh complex: a salt marsh with channels bordered by reeds and saw grass and the bottom peaty. Size at maturity at 2.4 cm SL (Ref. 123107).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Chernoff, B., A. Machado-Allison, J. Escobedo, M. Freiburger, E. Henderson, A. Hennessy, G. Kohn, N. Neri, A. Parikh, S. Scobell, B. Silverstone and E. Young, 2020. Two new miniature silverside fishes of the genus Membras Bonaparte (Atheriniformes, Atherinopsidae) from the Tropical North Atlantic Ocean. Zootaxa 4852(2):191-202. (Ref. 123107)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
营养阶层 (Ref.
69278): 3.1 ±0.2 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
