分類 / Names
俗名 | 同種異名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii
輻鰭魚綱 (條鰭魚) >
Perciformes (Perch-likes) >
Sciaenidae (Drums or croakers)
Etymology: Macrodon: Greek, makros = great + Greek, odon ) teeth (Ref. 45335).
環境 / 氣候 / 範圍
生態學
; 海洋; 半鹹淡水 居於水底的; 深度上下限 0 - 60 m (Ref. 3702), usually ? - 25 m (Ref. 9626). , preferred 25°C (Ref. 107945); 11°N - 40°S
Western Atlantic: Venezuela to northern Argentina.
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 23.7, range 18 - 46 cm
Max length : 45.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9626); common length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3702)
簡短描述
型態特徵 | 形態測量圖
背棘 (總數): 11; 背的軟條 (總數): 29; 臀棘 2; 臀鰭軟條: 8 - 9
Found over mud or sandy mud bottoms in coastal waters to about 60 m depth. Juveniles abundant in estuaries and tidal mud flats. Feeds on shrimps and fishes (Ref. 9626). Important food fish.
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Chao, L.N., 1978. Sciaenidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). Volume 4. FAO, Rome. (Ref. 3702)
CITES (Ref. 94142)
Not Evaluated
人類使用
漁業: 低經濟
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00651 - 0.00806), b=3.06 (3.03 - 3.09), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
營養階層 (Ref.
69278): 3.9 ±0.65 se; Based on food items.
回復力 (Ref.
69278): 中等的, 族群倍增時間最少 1.4 - 4.4年 (K=0.44; tm=3; tmax=7).
Prior r = 0.55, 2 SD range = 0.29 - 1.05, log(r) = -0.6, SD log(r) = 0.32, Based on: 6 K, 1 tgen, 2 Fec records
瀕危性 (Ref.
59153): Moderate vulnerability (36 of 100) .
