分类 / Names
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Holostei >
Lepisosteiformes (Gars) >
Lepisosteidae (Gars)
Etymology: Lepisosteus: Greek, lepis = scale + Greek, osteon = bone; bony sacled (Ref. 45335); oculatus: From the word oculatus, meaning eyed (referring to the ocellus-like spots on the body) (Ref. 10294).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水; 半咸淡水 居于水底的. 溫帶; 12°C - 20°C (Ref. 2060); 52°N - 24°N, 99°W - 74°W
North America: Lake Erie and south Lake Michigan drainages south through Mississippi River basin to Gulf Slope drainages from lower Apalachicola River in Florida to Nueces River in Texas, USA.
北美洲: 伊利湖與從佛羅里達 Apalachicola 河下游到美國德州的 Nueces 河的密西根湖流域南部南至密西西比河流域到海灣斜坡流域。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm ?, range 40 - ? cm
Max length : 150 cm TL 雄鱼/尚未辨别雌雄; (Ref. 57533); common length : 100.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3728); 最大体重: 4.4 kg (Ref. 40637); 最大年龄: 18 年 (Ref. 12193)
Profusion of dark spots on the body, head and fins. Dark in coloration (Ref. 37032).
在身体,头部与鳍上的大量的深色斑点。 体色深色的.(参考文献 37032)
Facultative air-breathing (Ref. 126274); Adults occur in quiet, clear pools and backwaters of lowland creeks, small to large rivers, oxbow lakes, swamps and sloughs. Occasionally enter brackish waters. A voracious predator feeding on various kinds of fishes and crustaceans.
出现于低地小溪,小型到大型河川,牛轭湖,沼泽与泥坑的安静,清澈的水池与洄水区。 偶然地进入半咸淡水域。 一个狼吞虎咽的掠食者吃各种不同类型的鱼与甲壳动物。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
北美洲: 伊利湖與從佛羅里達 Apalachicola 河下游到美國德州的 Nueces 河的密西根湖流域南部南至密西西比河流域到海灣斜坡流域。
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
人类利用
渔业: 低经济; 游钓鱼种: 是的
更多信息
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5781 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00148 - 0.00814), b=3.22 (3.01 - 3.43), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 4.0 ±0.66 se; based on food items.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (tm=4; Fec=1,772).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 37.9 [23.5, 80.5] mg/100g; Iron = 0.781 [0.471, 1.202] mg/100g; Protein = 18.6 [17.7, 19.5] %; Omega3 = 0.271 [0.161, 0.458] g/100g; Selenium = 45.8 [25.3, 84.3] μg/100g; VitaminA = 6.17 [2.51, 14.71] μg/100g; Zinc = 0.573 [0.426, 0.794] mg/100g (wet weight);