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Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Eponymy: Charles Stewart Parker (1800–1868) was a Liverpool-based merchant and a friend of the author. [...] (Ref. 128868), visit book page.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海; 汽水性の 底生の; 深さの範囲 15 - 20 m (Ref. 86589). Tropical; 9°N - 7°S, 60°W - 34°W
Western Atlantic: Coastal rivers from Guyana to northern Brazil.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm 52.5, range 46 - 59 cm
Max length : 190 cm TL オス/雌雄の選別がない; (Ref. 86589); common length : 90.0 cm TL オス/雌雄の選別がない; (Ref. 86589); 最大公表体重: 50.0 kg (Ref. 5217); 最大記録サイズ: 4 年 (Ref. 51994)
背面の脊椎 (合計) : 1; 背鰭 (合計) : 7; 臀鰭: 18 - 20; 脊つい: 49 - 51. This species is distinguished by the following characters: in life, yellowish body; swim bladder divided into 3 chambers; shield-shaped nuchal plate, usually larger than the supraoccipital process; head shield exposed and granulated in orbital and postorbital regions; first 2 gill with no mesial gill rakers. Sciades parkeri can further be distinguished from sympatric congeners by the following: fleshy furrow connecting posterior nares absent (vs. present in S. couma, S. herzbergii and S. passany); moderately sized posterior chamber of swim bladder (vs. small in S. proops; absent in S. couma, S. herzbergii, S. passany); nuchal plate with no anterior notch (vs. anterior notched in S. proops, sometimes notched in S. herzbergii); palatal patches forming a U-shaped band (vs. transverse in S. passany, lateral edge on accessory patches not emarginated or shallowly notched; lateral edge with an angled and pronounced notch in S. proops) (Ref. 86589).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Mainly found in turbid waters over muddy bottoms in coastal areas, estuaries and lower parts of rivers. Sexually mature after around two years of age. Upon hatching, the alevins are relatively large, approximately 6.0-6.5 cm (Ref. 35381). Marketed fresh and salted (Ref. 5217). Fish exported to Canada, USA, England, and Holland (Rayman Bedessee, pers. comm.).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Distinct pairing. May employ mouth booding as parenting strategy (Ref. 205).
Betancur-R., R.: Marceniuk, A.P. and P. Béarez, 2008. Taxonomic status and redescription of the gillbacker sea catfish (Siluriformes: Ariidae: Sciades parkeri). Copeia 2008(4):827-834. (Ref. 86589)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
脆弱 (VU) (A2bd); Date assessed: 17 August 2011
人間に対する脅威
Traumatogenic (Ref. 58010)
人間の用途
水産業: 少数商業の
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00851 (0.00495 - 0.01463), b=3.12 (2.97 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
栄養段階 (参照 69278) |
4.1 ±0.6 se; based on diet studies. |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (K=0.46; tm=2; tmax=4). |
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Rate of population increase |
Prior r = 0.76, 95% CL = 0.50 - 1.13, Based on 1 data-limited stock assessment. |
漁業の脆弱性 (Ref. 59153) |
Moderate to high vulnerability (51 of 100). 🛈 |
価格帯 (Ref. 80766) |
Medium.
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栄養素 (Ref. 124155) |
Calcium = 63.8 [33.6, 136.7] mg/100g; Iron = 1.04 [0.63, 1.87] mg/100g; Protein = 17.8 [16.1, 19.6] %; Omega3 = 0.215 [0.116, 0.403] g/100g; Selenium = 61.9 [29.2, 143.4] μg/100g; VitaminA = 11.7 [4.2, 32.3] μg/100g; Zinc = 0.723 [0.467, 1.124] mg/100g (wet weight); |