分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Ariidae (Sea catfishes)
海鯰科 (Sea catfishes) > Ariinae
Etymology:
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水; 半鹹淡水 底中水層性. 熱帶
Oceania: northern Australia.
大洋洲: 澳洲北部。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 140 cm SL 雄魚/尚未辨別雌雄; (Ref. 44894); common length : 50.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 44894)
簡短描述
型態特徵 | 形態測量圖
臀鰭軟條: 16 - 19; 脊椎骨: 55 - 57. Eye size 12.9-21.8% HL. Because of its similarity to A. paucus, the remaining diagnosis refers to both A. midgleyi and A. paucus: a sleek body; strong jaws; jaws upturned slightly at symphyses, mouth broad; snout truncate in profile; head oblong, its width averaging 66% HL. Supraoccipital process narrow with parallel margins. Numerous fine, sharp teeth on palate in transverse band of four oblong groups. No rakers on posterior aspect of gill arches. Barbels thin and short, rarely reaching beyond pectoral fin base and less than 25% SL (Ref. 40908).
眼睛大小 12.9-21.8% HL。 由於它的類似 A. paucus, 剩餘的鑑別參考依據為 A. midgleyi 和 A. paucus: 一個光滑的身體; 強的顎; 顎朝上的些微地在癒合處, 嘴寬的; 吻截形的輪廓; 頭部長方形, 它的寬度平均 66% HL。 上枕骨突起狹窄的有平行的邊緣。 很多的細, 銳利的在四個長方形群的橫跨條紋中牙齒在上顎。 沒有耙鰓弓的在後部面。 觸鬚細又短的, 很少地超過胸鰭基底而且少於 25% SL.(參考文獻 40908)
Inhabits in lakes, billabongs, rivers and to a lesser extent brackish estuaries and the tidal portion of rivers. Found in clear or turbid fresh water reservoirs and waterholes. Water is typically warm (23-35°C), with pH between 7.0-8.7 (Ref. 44894). Feeds mainly on fishes, prawns and crayfish. Various arthropods are also consumed. Breeds early in the wet season, sometimes extending into the late wet (November to March). Eggs are incubated orally by the male for 5-6 weeks; brooding males form groups in deeper water. Juveniles grow quickly, attaining 20-30 centimeters by the end of the first year, and sexual maturity is reached after 3 years. An excellent eating fish, rapidly growing in popularity (Ref. 44894).
發現於湖,死水潭,河了與對一個較少的範圍半鹹淡水河口與河的潮汐部分。 主要吃魚,蝦與小龍蝦。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
大洋洲: 澳洲北部。
Allen, G.R., 1989. Freshwater fishes of Australia. T.F.H. Publications, Inc., Neptune City, New Jersey. (Ref. 5259)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 12 February 2019
人類使用
更多資訊
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年龄/大小成長長度-重量長度-長度長度-頻率形態測量圖型態特徵仔魚稚魚動力學入添量豐度BRUVS
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合作者照片Stamps, Coins Misc.聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.1 ±0.61 se; based on food items.
回復力 (Ref.
120179): 非常低的, 最小族群倍增時間超過14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).