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Oncorhynchus gilae (Miller, 1950)

Gila trout
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Oncorhynchus gilae
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United States (contiguous states) country information

Common names: Gila trout
Occurrence: native
Salinity: freshwater
Abundance: scarce (very unlikely) | Ref: Page, L.M. and B.M. Burr, 1991
Importance: | Ref:
Aquaculture: | Ref:
Regulations: protected | Ref: Page, L.M. and B.M. Burr, 1991
Uses: no uses
Comments: Known from the Gila River system in New Mexico and Arizona. Transplanted into other streams in western New Mexico and mountain streams in central Arizona. Protected as an endangered species (Ref. 5723). Status of threat: endangered; status declined since 1989. Criteria: 1,3,4,5 (http://fisc.er.usgs.gov/afs/) (Ref. 81264).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/us.html
National Fisheries Authority: http://www.nmfs.gov
Occurrences: Occurrences Point map
Main Ref: Page, L.M. and B.M. Burr, 1991
National Database:

Common names from other countries

吉尔大麻哈鱼, Gilaørred, Gilaöring, ... more

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

Teleostei > Salmoniformes (Salmons) > Salmonidae (Salmonids) > Salmoninae
Etymology: Oncorhynchus: Greek, onyx, -ychos = nail + Greek, rhyngchos = snout (Ref. 45335).

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

; 淡水 居于水底的.   溫帶; 35°N - 33°N

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

North America: Gila River system in New Mexico and Arizona, USA.
北美洲: 在新墨西哥州與美國亞歷桑那州的吉拉河系統。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5723); common length : 13.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 12193)

生物学特性     字汇 (例如 epibenthic)

Inhabits clear and cool mountain creeks (above 2000 m elevation). May bite when handled (Bob, pers. comm., 2006).

栖息于清澈而寒冷的山地小溪 (上方 2000 公尺海拔) 。

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼

Reproductive strategy: synchronous ovarian organization, determinate fecundity (Ref. 51846).北美洲: 在新墨西哥州與美國亞歷桑那州的吉拉河系統。

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

Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)

世界自然保护联盟红皮书 (Ref. 130435)

  濒危 (EN) (B2ad+3c); Date assessed: 01 August 1996

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




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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=0.00871 (0.00752 - 0.01008), b=3.03 (2.99 - 3.07), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
营养阶层 (Ref. 69278):  3.6   ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (22 of 100).