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Astroscopus ygraecum (Cuvier, 1829)

Southern stargazer
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Astroscopus ygraecum
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分類 / Names 俗名 | 同種異名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Perciformes/Uranoscopoidei (Sand dwellers) 鱸形目 (Sand dwellers) > Uranoscopidae (Stargazers) 鰧科 (Stargazers)
Etymology: Astroscopus: Greek, astra = ray + Greek, skopeo = to look, to watch (Ref. 45335).
More on author: Cuvier.

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

海洋 礁區魚類; 深度上下限 2 - 100 m (Ref. 13628), usually ? - 70 m (Ref. 55314). 亞熱帶的; 35°N - 8°N, 99°W - 60°W (Ref. 55314)

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Western Atlantic: North Carolina, USA and northern Gulf of Mexico to Yucatan, Mexico; northern coast of South America (Ref. 5217). Absent in the West Indies.
西大西洋: 美國北卡羅萊那州與墨西哥灣北部到墨西哥的尤卡坦半島; 南美洲的北海岸.(參考文獻 5217) 不存在於西印度群島。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 44.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 7251); common length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5217)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背棘 (總數) : 8; 背的軟條 (總數) : 13 - 14; 臀棘: 0; 臀鰭軟條: 13.

生物學特性     字彙 (例如 epibenthic)

Inhabits silty, sandy, or rubble bottoms (Ref. 9710). Feeds on fishes (Ref. 13628). Possesses electric organs located in a specialized pouch behind the eyes. Can discharge up to 50 volts (Ref. 10576).The electric organ discharge (EOD) rate depends on the temperature: about 500 Hz at 35°C and 50 Hz at 15°C (corresponding to the annual temperature range of the habitat of this species) (Ref. 10011). Cleithral spine with venom gland (Ref. 57406).

棲息於淤泥的﹐沙的, 或碎石底部.(參考文獻 9710) 吃魚。 (參考文獻 13628) 持有被位於一個被特殊化的小袋眼睛後面的發電器。 能放電向上到 50 伏特。 (參考文獻 10576)發電器放電 (EOD) 率仰賴溫度: 在 15 °C(對應到這種的棲息地的年溫差) 的 35 °C 與 50個赫茲的大約 500個赫茲.(參考文獻 10011)

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

西大西洋: 美國北卡羅萊那州與墨西哥灣北部到墨西哥的尤卡坦半島; 南美洲的北海岸.(參考文獻 5217) 不存在於西印度群島。

主要參考資料 Upload your references | 參考文獻 | 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)

IUCN 瀕危狀態 (Ref. 130435)

  無危 (LC) ; Date assessed: 21 August 2012

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  另外地 (Ref. 57406)





人類使用

FAO - Publication: search | FishSource | 周邊海洋

更多資訊

Trophic ecology
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Estimates based on models

Preferred temperature (Ref. 123201): 22.8 - 27.8, mean 25.4 °C (based on 428 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5625   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00266 - 0.01494), b=3.11 (2.90 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
營養階層 (Ref. 69278):  4.2   ±0.0 se; based on diet studies.
回復力 (Ref. 120179):  中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (34 of 100).
Nutrients (Ref. 124155):  Calcium = 29.8 [13.9, 50.8] mg/100g; Iron = 0.545 [0.308, 0.918] mg/100g; Protein = 19.4 [18.3, 20.4] %; Omega3 = 0.148 [0.084, 0.260] g/100g; Selenium = 17.9 [8.5, 37.2] μg/100g; VitaminA = 82.4 [30.0, 236.4] μg/100g; Zinc = 0.644 [0.409, 0.959] mg/100g (wet weight);