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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.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande. Temperate; ? - 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.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 53.0 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 25.0 cm TL hane/ej könsbestämd; (Ref. 12193); publicerad maxvikt: 2.4 kg (Ref. 4699); rapporterad maxålder: 10 år (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).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Deposits eggs in a variety of aquatic plants.
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: husbehovsfiske; sportfisk: ja
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00875 - 0.01197), b=3.08 (3.03 - 3.13), in cm total length, based on LWR estimates for this species (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.4 ±0.6 se; based on diet studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Assuming tm=2-4; tmax=10; Fec up to 140,000). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (34 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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