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Plotosus canius Hamilton, 1822

Gray eel-catfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Plotosus canius   AquaMaps   Data sources: GBIF OBIS
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Image of Plotosus canius (Gray eel-catfish)
Plotosus canius
Picture by Jean-Francois Helias / Fishing Adventures Thailand

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Siluriformes (Catfishes) > Plotosidae (Eeltail catfishes)
Etymology: Plotosus: Greek, plotos = swimming (Ref. 45335).
More on author: Hamilton.

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

海洋; 淡水; 半咸淡水 居于水底的; 非产卵性溯降河的 (Ref. 51243). 熱帶; 27°N - 19°S, 72°E - 177°W

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

Indo-West Pacific: west and south coasts of India and off Sri Lanka eastward along the coasts of Bangladesh and Myanmar, through the Indo-Australian Archipelago and the Philippines as far as Papua New Guinea.
印度-西太平洋: 西方與印度南部海岸與斯里蘭卡外海向東沿著孟加拉與緬甸,經過印澳群島與菲律賓的海岸遠達巴布亞新幾內亞。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 111 cm TL 雄鱼/尚未辨别雌雄; (Ref. 127983); common length : 80.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3478)

简单描述 检索表 | 型态特徵 | 形态测量图

A plain dusky-brown species with a black dorsal fin tip. Shows banded pattern at night. Distinguished from adult Plotosus lineatus by its long barbels on the nostrils that can reach pass the eyes.
一个单色的暗褐色的种具有一个黑色的背鳍顶端。 显示条纹在晚上。 与成鱼 鳗鲶[Plotosus lineatus] 区分了用它的长触须在能达到眼的鼻孔上。

生物学特性     字汇 (例如 epibenthic)

Adults found mostly in estuaries and lagoons, and sometimes up rivers in nearly fresh waters. They occur in the lower parts of rivers in freshwater or brackish water and in coastal seas (Ref. 12693, 48635). It is reported to have an extended breeding season and likely spawns in brackish water, based on optimal sperm survival at 0.9 % salinity; produces relatively few large eggs, consistent with parental care and it is possible that male fish construct nests and guard their fry (Ref. 127983), Maximum length of 150 cm TL is without actual specimen (Ref. 3478). Juveniles may occur in dense aggregations (Ref. 9801). Feed on crustaceans, mollusks and fishes. Spines associated with anterior fins have potent venom. Marketed mostly fresh.

大部分配现于河口与泻湖, 而且有时在几乎淡的水域中提高河。 出现于河的下面部份在淡水中或半淡咸水与在沿岸海洋中.(参考文献 12693,48635) 稚鱼可能出现在密集的群集。 (参考文献 9801) 吃甲壳动物,软件动物与鱼。 市场上大部份生鲜地销售。 连接前面的鳍有强力的毒液的棘。

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

印度-西太平洋: 西方與印度南部海岸與斯里蘭卡外海向東沿著孟加拉與緬甸,經過印澳群島與菲律賓的海岸遠達巴布亞新幾內亞。

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

Gomon, J.R., 1984. Plotosidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean fishing area 51. Vol. 3. (Ref. 3478)

世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)

  最不相关 (LC) ; Date assessed: 18 August 2023

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  有毒的 (Ref. 9801)





人类利用

渔业: 商业性
FAO - Publication: search | FishSource |

更多信息

Trophic ecology
食物相
食性组成
食物消耗量
Food rations
捕食者
Ecology
生态学
Population dynamics
成长参数
Max. ages / sizes
Length-weight rel.
Length-length rel.
体长-频率
Mass conversion
入添量
丰度
Life cycle
繁殖
成熟度
Maturity/Gills rel.
孕卵数
产卵场
Spawning aggregations

卵的发育
仔鱼
稚鱼动力学
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参考文献

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网络资源

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Estimates based on models

Preferred temperature (Ref. 123201): 25.1 - 29.1, mean 28.3 °C (based on 1244 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5020   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00284 - 0.00885), b=3.01 (2.85 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
营养阶层 (Ref. 69278):  3.8   ±0.4 se; based on diet studies.
Generation time: 3.9 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Prior r = 0.66, 95% CL = 0.44 - 0.99, Based on 1 full stock assessment.
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (43 of 100).
价格分类 (Ref. 80766):   Low.
Nutrients (Ref. 124155):  Calcium = 63.2 [34.5, 108.6] mg/100g; Iron = 0.78 [0.49, 1.27] mg/100g; Protein = 16.9 [14.7, 19.1] %; Omega3 = 0.147 [0.082, 0.262] g/100g; Selenium = 81.8 [43.4, 163.8] μg/100g; VitaminA = 11.2 [5.1, 25.6] μg/100g; Zinc = 0.934 [0.684, 1.292] mg/100g (wet weight);