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Cypriniformes (Carps) >
Catostomidae (Suckers) > Catostominae
Etymology: Minytrema: Latin, minimus = reduced + Greek, trema = aperture; refered to its reduced lateral line (Ref. 45335); melanops: melanops, meaning black appearance (Ref. 10294).
More on author: Rafinesque.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande; flodvandrande (Ref. 126106). Subtropical; 46°N - 29°N
North America: lower Great Lakes and Mississippi River basins from Pennsylvania to Minnesota in the USA and south to Gulf; Atlantic and Gulf Slope drainages from Cape Fear River in North Carolina to Colorado River in Texas, USA (absent from most of peninsular Florida).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 50.0 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 32.3 cm TL hane/ej könsbestämd; (Ref. 12193); publicerad maxvikt: 1.2 kg (Ref. 4699); rapporterad maxålder: 6 år (Ref. 12193)
Adults inhabit long deep pools of small to medium rivers over clay, sand or gravel. Occasionally found in creeks, large rivers and impoundments (Ref. 5723). They feed on organic detritus, copepods, cladocerans, midge larvae and diatoms (Ref. 10294).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00977 (0.00589 - 0.01620), b=3.02 (2.87 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.4 ±0.47 se; based on food items. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (tmax=6). |
Sårbarhet i fisket (Ref. 59153) |
Moderate to high vulnerability (47 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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