分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Centrarchiformes (Basses) >
Centrarchidae (Sunfishes)
Etymology: Pomoxis: Greek, poma, -atos = cover, operculum + Greek, oxys = sharp (Ref. 45335); annularis: annularis--having rings, referring to the bars on the body (Ref. 10294).
More on author: Rafinesque.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的. 溫帶; ? - 31°C (Ref. 12741); 40°N - 35°N
North America: Great Lakes, Hudson Bay and Mississippi River basins from New York, USA and from Ontario, Canada west to Minnesota and South Dakota and south to the Gulf of Mexico in the USA; Gulf drainages from Mobile Bay in Georgia and Alabama to Nueces River in Texas, USA.
北美洲: 五大湖, 哈得遜灣與密西西比河流域從紐約, 美國與從加拿大安大略省西至明尼蘇達州與達科塔南方部而且南至在美國的墨西哥灣; 來自美國喬治亞州與阿拉巴馬州的摩比灣到美國德州的 Nueces 河的海灣流域。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 53.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5723); common length : 25.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 12193); 最大体重: 2.4 kg (Ref. 4699); 最大年龄: 10 年 (Ref. 12193)
Occurs in sand-bottomed and mud-bottomed pools and backwaters of creeks and small to large rivers, and lakes and ponds. Often found in turbid water (Ref. 5723, 10294). Adult feeds on forage fishes such as shad (Ref. 10294). Younger crappie consumes small invertebrates, including microcrustaceans and small insects (Ref. 10294).
出现于小溪与小型到大型河川的砂质底而泥质底深潭与滞水区 , 与湖泊与池塘。 时常发现于浑浊的水。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Deposits eggs in a variety of aquatic plants. 北美洲: 五大湖, 哈得遜灣與密西西比河流域從紐約, 美國與從加拿大安大略省西至明尼蘇達州與達科塔南方部而且南至在美國的墨西哥灣; 來自美國喬治亞州與阿拉巴馬州的摩比灣到美國德州的 Nueces 河的海灣流域。
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
人类利用
游钓鱼种: 是的
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00873 - 0.01199), b=3.09 (3.04 - 3.14), in cm total length, based on LWR estimates for this species (Ref.
93245).
营养阶层 (Ref.
69278): 4.4 ±0.6 se; based on diet studies.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Assuming tm=2-4; Fec up to 140,000).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
