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Roncador stearnsii (Steindachner, 1876)

Spotfin croaker
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Roncador stearnsii   AquaMaps   Data sources: GBIF OBIS
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Roncador stearnsii
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United States (contiguous states) country information

Common names: Croaker, Spotfin croaker
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Not common north of Los Angeles (Ref. 2850).
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: Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983
National Database:

Common names from other countries

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

Teleostei > Eupercaria/misc (Various families in series Eupercaria) 鱸形目 (Various families in series Eupercaria) > Sciaenidae (Drums or croakers) 石首魚科 (Drums or croakers)
Etymology: Roncador: Spanish, roncar, roncador = snore, snort (1882) (Ref. 45335).
  More on author: Steindachner.

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

海洋 居于水底的; 深度上下限 1 - 22 m (Ref. 96339).   亞熱帶的; 42°N - 22°N, 125°W - 106°W

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

Eastern Pacific: Point Conception in California, USA to southern Baja California, Mexico.
東太平洋: 到墨西哥的下加利福尼亞南部的美國加州的 Point Conception。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 70.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9118); common length : 30.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 9118); 最大体重: 4.8 kg (Ref. 2850); 最大年龄: 15 年 (Ref. 56049)

生物学特性     字汇 (例如 epibenthic)

Occur in sandy shores and bays, mostly in shallow surf zones, but also to 15 m depth. Often found near rocks and entrances to bays. Usually form small groups, but aggregate for spawning. Pelagic spawners (Ref. 56049). Feed on invertebrates, such as marine worms, clams, crabs and small crustaceans.

出现在沙的海岸与海湾, 大部份在水浅的海浪区中, 也对 15 公尺深。 时常在岩石与通往海湾的入口附近发现。 通常形成小群鱼群,但是聚集进行产卵。 大洋性产卵鱼.(参考文献 56049) 捕食无脊椎动物,例如海洋的蠕虫,蛤,螃蟹与小型甲壳动物。

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

Pelagic spawner (Ref. 56049).東太平洋: 到墨西哥的下加利福尼亞南部的美國加州的 Point Conception。

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

Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 24 January 2020

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(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 15.9 - 19.5, mean 17.8 (based on 20 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00413 - 0.01752), b=3.08 (2.91 - 3.25), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  3.3   ±0.44 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 (tm=2.5; tmax=15).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (39 of 100).