分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Characidae (Characins; tetras)
脂鯉科 (Characins; tetras) > Stevardiinae
Etymology: burnsi: Named for John R. Burns for his outstanding contribution to the knowledge of histology of small inseminating characids.
Eponymy: Dr John Robert Burns is Professor Emeritus of Zoology at George Washington University, Washington, DC. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性.
South America: tributaries of the upper rio São Francisco and rio Doce basins in Brazil.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 4.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 130067); 最大體重: 1.30 g (Ref. 130067)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 9 - 10; 臀鰭軟條: 25 - 30. Can be diagnosed by having the following characters: head depth 18.7-25.0% SL; 6-7 longitudinal scale rows between lateral-line and pelvic-fin origin; 39-46 scales on lateral line; and 21-26 branched anal-fin rays (Ref. 87315).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Ferreira, K.M., N.A. Menezes and I. Quagio-Grassiotto, 2011. A new genus and two new species of Stevardiinae (Characiformes: Characidae) with a hypothesis on their relationships based on morphological and histological data. Neotrop. Ichthyol. 9(2):281-298. (Ref. 87315)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 07 November 2018
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00549 - 0.01823), b=3.06 (2.90 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
