分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ovalentaria/misc (Various families in series Ovalentaria)
鱸形目 (Various families in series Ovalentaria) >
Polycentridae (Leaffishes)
葉鱸科 (Leaffishes)
Etymology: Polycentrus: Greek, poly = a lot of + Greek, kentron = sting (Ref. 45335).
Eponymy: Sir Robert Hermann Schomburgk (1804–1865) was a German businessman who was asked to supervise transporting Saxon sheep to Virginia, USA (1828), where he stayed. [...] (Ref. 128868), visit book page.
More on authors: Müller & Troschel.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水; 半鹹淡水 底中水層性; pH range: 6.0 - 7.0; dH range: 18 - 20. 熱帶; 22°C - 26°C (Ref. 13371)
South America: Trinidad (W.I.), and Atlantic coastal rivers of Venezuela, Guyana, Suriname, French Guiana and Brazil (state of Amapá).
南美洲: 千里達 (W.I.), 而且委內瑞拉，蓋亞那，蘇利南，法屬圭亞那與巴西 (Amapa 的狀態) 的大西洋沿海的河川.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 50082)
Inhabits clear and turbid water, often brackish water (Ref. 11225). Feeds on worms, insects and fish (Ref. 7020).
棲息於清澈而混濁的水, 時常半淡鹹水.(參考文獻 11225) 吃蠕蟲，昆蟲與魚。 (參考文獻 7020)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Produces up to 600 eggs.南美洲: 千里達 (W.I.), 而且委內瑞拉，蓋亞那，蘇利南，法屬圭亞那與巴西 (Amapa 的狀態) 的大西洋沿海的河川.
Britz, R. and S.O. Kullander, 2002. Polycentridae (Leaffishes). p. 603-604. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 50082)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 04 November 2020
人類使用
漁業: 商業性; 水族館: 商業性
工具
特別的報告
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.8750 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02042 (0.00788 - 0.05291), b=3.02 (2.79 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.5 ±0.49 se; based on food items.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Fec=600.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
