分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Centrarchiformes (Basses)
鱸形目 (Basses) >
Centrarchidae (Sunfishes)
棘臀魚科 (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
生態學
; 淡水 居於水底的. 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 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 53.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 25.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大體重: 2.4 kg (Ref. 4699); 最大年齡: 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).
出現於小溪與小型到大型河川的砂質底而泥質底深潭與滯水區 , 與湖泊與池塘。 時常發現於混濁的水。 (參考文獻 5723,10294) 成魚吃餌料魚例如非魚類。 (參考文獻 10294) 較年輕的莓鱸消費小型無脊椎動物, 包括小型甲殼類動物與小的昆蟲。 (參考文獻 10294)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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)
人類使用
游釣魚種: 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).
營養階層 (Ref.
69278): 4.4 ±0.6 se; based on diet studies.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Assuming tm=2-4; Fec up to 140,000).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
