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Cynoscion nebulosus (Cuvier, 1830)

Spotted weakfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Cynoscion nebulosus   AquaMaps   Data sources: GBIF OBIS
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Image of Cynoscion nebulosus (Spotted weakfish)
Cynoscion nebulosus
Picture by Flescher, D.

Mexico country information

Common names: Corvina, Curvina, Trucha de mar
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: commercial | Ref: Anonymous, 1994
Aquaculture: | Ref:
Regulations: no regulations | Ref: Anonymous, 1994
Uses: no uses
Comments: Recorded from Laguna de Términos (Ref. 79080) and Celestún Biosphere Reserve, Yucatan (Ref. 74908). Production is increasing to replace increasingly restricted fishing in United States waters (Ref. 9988). Year round fishing; marketed fresh (whole, fillet), frozen, or smoked (Ref. 26550).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/mx.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Anonymous, 1994
National Database:

Common names from other countries

Acoupa pintade, Corvinata pintada, 云纹犬牙石首鱼, ... more

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Sciaenidae (Drums or croakers)
Etymology: Cynoscion: Greek, kyon = dog + Greek, odous = teeth + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).
  More on author: Cuvier.

Environment: milieu / climate zone / depth range / distribution range 生態学

海; 汽水性の 底生の; 移住性ではない (Ref. 94474); 深さの範囲 10 - ? m (Ref. 9988).   Subtropical; 42°N - 15°N, 83°W - 70°W (Ref. 94474)

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Western Atlantic: New York to southern Florida in USA and the entire Gulf of Mexico. Northeastern Atlantic: recently reported from Guadalquivir River estuary in Spain (Ref. 94474).

Length at first maturity / サイズ / 重さ / 年齢

Maturity: Lm 26.8, range 25 - 35 cm
Max length : 100.0 cm TL オス/雌雄の選別がない; (Ref. 40637); common length : 36.0 cm TL オス/雌雄の選別がない; (Ref. 3702); 最大公表体重: 7.9 kg (Ref. 40637); 最大記録サイズ: 18 年 (Ref. 12193)

簡単な記述 検索表 | 形態学 | 形態計測学

背面の脊椎 (合計) : 9 - 11; 背鰭 (合計) : 25 - 28; 肛門の骨: 2; 臀鰭: 10 - 11. Body silvery, dark grey on back with bluish reflections and numerous round black spots irregularly scattered on upper half, extending to dorsal and caudal fin. Spinous dorsal fin dusky, other fins pale to yellowish. Mouth large, oblique lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Lower jaw with an enlarged inner row of teeth, uniform in size and closely set. Chin without barbels or pores. Snout with 2 marginal pores. Gas bladder with a pair of nearly straight horn-like appendages. Soft portion of dorsal fin unscaled (Ref 51721).

生物学     用語集 (例 epibenthic)

Inhabits river estuaries and shallow coastal marine waters over sand bottoms, often associated with seagrass beds. Also occurs in salt marshes and tidal pools of high salinity. Feeds mainly on crustaceans and fishes. An important food and sport fish throughout its range. Utilized fresh for steaming, broiling and baking (Ref. 9988).

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

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

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)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 03 February 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless




Human uses

水産業: 商業; ゲームフィッシュ: はい
FAO(水産業: 代謝; publication : search) | FishSource | 私達の周りの海

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Trophic ecology
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Ecology
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Length-weight rel.
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体長組成
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Abundances
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繁殖
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
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事件
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Anatomy
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脳
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Body compositions
Nutrients
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水泳形態
Swimming speeds
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Diseases / Parasites
Toxicities (LC50s)
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インターネットの情報源

Alien/Invasive Species database | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes(部類, 種) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(ゲノム, ヌクレオチド) | GloBI | GOBASE | GoMexSI (interaction data) | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | 国のデーターベース | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | 生命の木 | Wikipedia(行く, 検索する) | World Records Freshwater Fishing | 動物に関する記録

Estimates based on models

Preferred temperature (Ref. 115969): 12 - 26.7, mean 24.3 (based on 88 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00502 - 0.01317), b=3.05 (2.92 - 3.18), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  4.0   ±0.66 se; based on food items.
回復力 (Ref. 120179):  手段, １．４年～４．４年の倍増期間の最小個体群 (K=0.2-0.3; tmax=18; tm=1; Fec=1 million).
Prior r = 0.69, 95% CL = 0.46 - 1.04, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref. 59153):  High vulnerability (58 of 100).
Climate Vulnerability (Ref. 125649):  High vulnerability (60 of 100).
価格帯 (Ref. 80766):   Medium.