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Leiostomus xanthurus Lacepède, 1802

Spot 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.
Leiostomus xanthurus   AquaMaps   Data sources: GBIF OBIS
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Image of Leiostomus xanthurus (Spot croaker)
Leiostomus xanthurus
Picture by NOAA\NMFS\Mississippi Laboratory


United States (contiguous states) country information

Common names: Spot
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: minor commercial | Ref: FAO, 1994
Aquaculture: | Ref:
Regulations: | Ref:
Uses: bait: yes;
Comments: Present in the continental shelf waters off the northeastern United States (Ref. 37512). This species is one of big five historically associated with the commercial fisheries of the lower Chesapeake Bay and the North Carolina sounds. It is taken by haul seine, gill net, and pound traps. Although its current market value is as a live bait fish, it remains in demand as a food fish (fried or salted and boiled) for the older generation. Spot generally exit the Chesapeake before cold weather. In unusual situations, however, they linger and if there is a cold snap, it can succumb in large numbers (Bernie Herman - blherman@email.unc.edu, pers. comm. 01/12).
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: Robins, C.R. and G.C. Ray, 1986
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: Leiostomus: Greek, leios = smooth + Greek,stoma = mouth (Ref. 45335).
  More on author: Lacepède.

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

海洋; 半咸淡水 居于水底的; 海洋洄游的 (Ref. 51243); 深度上下限 ? - 60 m (Ref. 10325).   亞熱帶的; 43°N - 19°N

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

Western Atlantic: Massachusetts to northern Mexico; absent in southern Florida.
西大西洋: 麻薩諸塞州到墨西哥北部; 不存在於佛羅里達南部。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 36.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 7251); common length : 25.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3702); 最大体重: 450.00 g (Ref. 40637); 最大年龄: 4 年 (Ref. 12193)

生物学特性     字汇 (例如 epibenthic)

Found usually over sandy or muddy bottoms in coastal waters to about 60 m depth. Occurs in nursery and feeding grounds in river estuaries during summer and fall. Juveniles often stay in the estuarine waters throughout the year. Feeds mainly on worms, small crustaceans and organic detritus. A small specimen of this species was caught in Tokyo Bay, Japan, probably brought in with the ballast water of a ship (Ref. 10325).

在沿岸水域中通常发现在沙底或泥底上到大约 60 公尺深。 夏天与秋天时在河口中出现于育幼与觅食场。 稚鱼时常停留在河口的水域中全年度。 主要吃蠕虫,小型甲壳动物与有机的碎屑。 这种的一种小的标本于东京湾,日本捕获, 可能和船的压舱水引进。 (参考文献 10325)

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

西大西洋: 麻薩諸塞州到墨西哥北部; 不存在於佛羅里達南部。

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

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 09 October 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

渔业: 商业性; 诱饵: occasionally
FAO(渔业: 产生; publication : search) | FishSource | 周边海洋

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Estimates based on models

Preferred temperature (Ref. 115969): 13.2 - 26.7, mean 24 (based on 314 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00912 (0.00583 - 0.01426), b=3.10 (2.97 - 3.23), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
营养阶层 (Ref. 69278):  3.2   ±0.1 se; based on diet studies.
回复力 (Ref. 120179):  高度, 族群倍增时间少于 15个月 (K=0.4; tmax=4).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (29 of 100).
Climate Vulnerability (Ref. 125649):  Moderate to high vulnerability (47 of 100).
价格分类 (Ref. 80766):   Low.