分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Clupeiformes (Herrings) >
Dorosomatidae (Gizzard shads and sardinellas)
Etymology: Dorosoma: Greek, doris = lance + Greek, soma = body (Ref. 45335).
Eponymy: Dioclesiano Chaves (1844–1936) was a Nicaraguan taxidermist and naturalist who founded the first museum in Nicaragua (1897). [...] (Ref. 128868), visit book page.
More on author: Meek.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 大洋性. 熱帶; 14°N - 11°N
Central America: Nicaragua (lakes Managua and Nicaragua and affluent streams or rivers) and Costa Rica.
中美洲: 尼加拉瓜 (馬拿瓜湖與尼加拉瓜與支流溪流或河) 與哥斯大黎加。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 18.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 188)
背棘 (總數) : 0; 臀棘: 0; 臀鰭軟條: 24 - 30. Body moderately deep; belly with 15 to 18 + 9 to 12 scutes. Mouth relatively large; lower jaw comparatively long, upper jaw reaching to vertical from eye center. Last dorsal fin ray long, but less than distance from snout tip to pelvic fin base; anal fin moderately long. Scales small, somewhat irregular. A dark spot behind gill opening. Gill rakers fine and numerous.
身體中等縱深的; 腹面有 15 到 18+9 到 12個鱗甲。 嘴相當大的; 下頜比較長, 上頜延伸到垂直的從眼中心。 持續背鰭鰭條長的, 但是少於從吻尖到腹鰭基底的距離; 臀鰭中等長度的。 鱗片小的, 略微不規則的。 在鰓裂後面的一個深色斑點。 鰓耙細且多。
Occurs in rivers and lakes. A filter-feeder, its feeding and breeding habits presumably similar to other Dorosoma species. More data needed.
出現於河川與湖泊。 一個濾食動物, 它的進食與繁殖習慣可能類似其他的 Dorosoma 種。 需要更多的資料。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
中美洲: 尼加拉瓜 (馬拿瓜湖與尼加拉瓜與支流溪流或河) 與哥斯大黎加。
Whitehead, P.J.P., 1985. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/1):1-303. Rome: FAO. (Ref. 188)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
近危 (NT) (B1ab(iii)); Date assessed: 28 February 2017
人類使用
漁業: 自給性漁業
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00415 - 0.01826), b=3.06 (2.89 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.45 se; based on food items.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
