You can sponsor this page

Cynoscion jamaicensis (Vaillant & Bocourt, 1883)

Jamaica weakfish
個人による観察記録の追加 Fish Watcher
AquaMaps webservice down at the moment
Upload your 写真 and ビデオ
Pictures | Sounds | グーグルの画像
Image of Cynoscion jamaicensis (Jamaica weakfish)
Cynoscion jamaicensis
Picture by JAMARC


Guyana country information

Common names: Table bashaw
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Also Ref. 5217.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/gy.html
National Fisheries Authority: http://www.sdnp.org.gy/minagri/mofc&l/Fisheries/fisheries_department.htm
Occurrences: Occurrences Point map
Main Ref: Lowe-McConnell, R.H., 1962
National Database:

Common names from other countries

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, ) | 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 authors: Vaillant & Bocourt.

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

; 汽水性の 底生の; 深さの範囲 1 - 70 m (Ref. 9626), usually 18 - 55 m (Ref. 9626).   Subtropical; 18°N - 52°S, 83°W - 34°W

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: Panama and the Greater Antilles to Argentina. Including Lesser Antilles (Ref. 26938). Also reported in Nicaragua (Ref. 13613).

Length at first maturity / サイズ / 重さ / 年齢

Maturity: Lm 25.1, range 15 - ? cm
Max length : 56.9 cm TL オス/雌雄の選別がない; (Ref. 125970); common length : 35.0 cm TL オス/雌雄の選別がない; (Ref. 3702); 最大公表体重: 2.2 kg (Ref. 125970)

簡単な記述 検索表 | 形態学 | 形態計測学

背面の脊椎 (合計) : 11; 背鰭 (合計) : 23 - 27; 肛門の骨: 2; 臀鰭: 9. Colour greyish above, silvery below. Without conspicuous spots, but with faint dark streaks along scale rows above lateral line. Pectoral-fin bases and upper rays slightly dark, pelvic and anal fins often yellowish, dorsal and caudal fins dusky with darker margin. Inside opercle darkish visible externally. Mouth large, oblique, lower jaw slightly projecting. Upper jaw with a pair of large canine-like teeth at tip. Chin without barbel or pores, snout with only 2 marginal pores. Gas bladder with a pair of horn-like anterior appendages. Sagitta (large earstone) moderately broad and thick, Lapillus (small earstone rudimentary. Scales large. Soft portion of dorsal-fin base covered with small scales up to 1/2 of fin height (Ref 51721).

生物学     用語集 (例 epibenthic)

Found over sand or mud bottoms from the coastline to about 60 m depth (Ref. 3702); rarely in waters with a depth of less than 18 m (Ref. 9626). Juveniles inhabit river estuaries (Ref. 3702). Oviparous, with high fecundity (Ref. 54358). Feed on fishes and crustaceans like crabs and shrimps (Ref. 35237). Important food fish (Ref. 3702).

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

Cervigón, F., 1993. Los peces marinos de Venezuela. Volume 2. Fundación Científica Los Roques, Caracas,Venezuela. 497 p. (Ref. 9626)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 11 October 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

より多くの情報

Trophic ecology
食品種目概要について
Diet compositions
Food consumptions
Food rations
捕食動物
Ecology
生態学
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
体長組成
Mass conversions
Recruitments
Abundances
Life cycle
繁殖
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
幼生
幼生の動力
Anatomy
Gill areas

Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
水泳形態
Swimming speeds
Visual pigment(s)
魚の音
Diseases / Parasites
Toxicities (LC50s)
Genetics
遺伝子の
Electrophoreses
Heritabilities
Human related
Aquaculture systems
水産養殖の紹介
緊張
Ciguatera cases
Stamps, coins, misc.
Outreach
協力者
References
参考文献

用具

特記事項

XMLをダウンロードして下さい

インターネットの情報源

Estimates based on models

Preferred temperature (Ref. 115969): 11.3 - 27.9, mean 22.4 (based on 376 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00614 - 0.00895), b=3.07 (3.05 - 3.09), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
栄養段階 (Ref. 69278):  3.8   ±0.66 se; based on food items.
回復力 (Ref. 120179):  高い, 15か月以下の倍増期間の最小個体群 (Fec = 47,000).
Prior r = 1.00, 95% CL = 0.66 - 1.50, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (32 of 100).
価格帯 (Ref. 80766):   Medium.