Environment: milieu / climate zone / depth range / distribution range
生態学
海; 新鮮な水; 汽水性の 底生の; 深さの範囲 20 - 50 m (Ref. 28016). Tropical
Indo-west Pacific: Mozambique and Madagascar to Sri Lanka, the east coast of India, Bangladesh, Myanmar to Sumatra (Ref. 56505).
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 85.0 cm TL オス/雌雄の選別がない; (Ref. 114032); 最大公表体重: 1.4 kg (Ref. 4883)
臀鰭: 14 - 16. It has a prominent lateral ethmoid that forms a "shelf" between the eye and the nostrils (Ref. 56505), two pairs of vomerine toothpletes (Ref. 56505), and a very short adipose-fin base (Ref. 56505). Body dark brown, lower surfaces completely covered with fine brown pigment specks (Ref. 3976).
Found along the coast (Ref. 5213). Enters the lower parts of rivers of the east coast of Africa (Ref. 3876). Feeds on invertebrates and small fishes. Marketed fresh and dried-salted (Ref. 3290). Males incubate eggs in its mouth(Ref. 68964). Air bladder utilized for isinglass.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Jayaram, K.C., 1984. Ariidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean fishing area 51. Vol. 1. FAO, Rome. pag. var. (Ref. 3290)
人間に対する脅威
Traumatogenic (Ref. 58010)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 25.1 - 28.7, mean 27.4 °C (based on 76 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00454 - 0.01390), b=3.04 (2.89 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
栄養段階 (Ref.
69278): 4.0 ±0.62 se; based on food items.
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (tmax=7; k=0.16-0.7).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
