分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Beloniformes (Needle fishes)
頜針魚目 (Needle fishes) >
Adrianichthyidae (Ricefishes)
異鱂科 (Ricefishes) > Oryziinae
Etymology: Oryzias: Greek, oryza = rice; because of the habitat used by this fish (Ref. 45335).
More on author: Roberts.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
Asia: Laos and Viet Nam.
亞洲: 寮國與越南。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 2.2 cm SL 雄魚/尚未辨別雌雄; (Ref. 27658)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 6 - 7; 臀鰭軟條: 19 - 20; 脊椎骨: 30. Principal caudal fin rays 5/6 (Ref. 27658); upper half of pectoral fin base with black spot; relatively slender body (Ref. 43281).
主要的尾鰭鰭條 5/6;(參考文獻 27658) 胸鰭基底的上半部有黑色的斑點; 相當細長的身體.(參考文獻 43281)
Found in rice paddies (Ref. 27658), swamps and sheltered areas of slow flowing rivers (Ref. 43281).
發現於稻田 (參考文獻 27658) ，沼澤與緩慢流動河流的掩蔽區了。 (參考文獻 43281)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Egg clusters are deposited among the vegetation.亞洲: 寮國與越南。
Roberts, T.R., 1998. Systematic observations on tropical Asian medakas or ricefishes of the genus Oryzias, with descriptions of four new species. Ichthyol. Res. 45(3):213-224. (Ref. 27658)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00190 - 0.01207), b=3.13 (2.91 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Assuming fec < 100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
