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Brycon guatemalensis Regan, 1908

Machaca
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Brycon guatemalensis
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Nicaragua country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs in the Grijalva River (Ref. 6858).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nu.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Lima, F.C.T., 2003
National Database:

Common names from other countries

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Characiformes (Characins) > Bryconidae ("Brycon characins") > Bryconinae
Etymology: Brycon: Greek, ebrykon, brykomai = to bite, to gnaw (Ref. 45335).
  More on author: Regan.

Issue
See Howes (1982: 29-30) for remarks on taxonomy, Burcham (1988), Bussing (1993), and Horn (1997) for observations on ecology of the species. Food fish.

Environment: milieu / climate zone / depth range / distribution range 生态学

; 淡水 底中水层性; 深度上下限 0 - 5 m.   熱帶; 21°C - 34°C (Ref. 36880)

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Central America: Atlantic slope from Grijalva River, Mexico to eastern Panama; in the Pacific slope, only in Choluteca River basin of Honduras.
中美洲: 來自 Grijalva 河的大西洋斜坡, 墨西哥到巴拿馬東部; 在太平洋斜坡中, 只在宏都拉斯的 Choluteca 河流域中。

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm 27.3  range ? - ? cm
Max length : 59.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 40637); 最大体重: 4.3 kg (Ref. 40637)

生物学特性     字汇 (例如 epibenthic)

Found in lakes, rivers and streams between 0 and 600 m elevation. The young feed on terrestrial and aquatic insects, leaves, fruits and seeds but become mainly herbivorous when adult. Eggs are deposited in nests located in sand bottoms of streams.

发现于湖了, 在 0 与 600 公尺海拔之间的河川与溪流。 幼鱼吃陆生与水生昆虫,树叶,果实与种子但是变成主要食草当成熟的时候。 卵被沈积在位于溪流的砂质底部的巢。

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

Eggs are deposited in nests with sandy bottoms (Ref. 127435).中美洲: 來自 Grijalva 河的大西洋斜坡, 墨西哥到巴拿馬東部; 在太平洋斜坡中, 只在宏都拉斯的 Choluteca 河流域中。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Lima, F.C.T., 2003. Characidae - Bryconinae (Characins, tetras). p. 174-181. 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. 38504)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 15 November 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

游钓鱼种: 是的
FAO(渔业: 产生; publication : search) | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00545 - 0.01597), b=3.03 (2.88 - 3.18), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  2.3   ±0.27 se; based on food items.
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.35; Fec = 701;).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (34 of 100).