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Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Macrhybopsis: Greek, makros = great + Greek, ybos, -e, -on = rounded + Greek, opsis = appearance (Ref. 45335); etnieri: Named after Dr. David A. Etnier, Emeritus Professor of Zoology at the University of Tennessee, for his many contributions to southeastern ichthyology and aquatic biology, including co-authorship of the definitive book on the fishes of Tennessee.
Eponymy: Dr David A Etnier (d: 1937) is Emeritus Professor of Zoology at the University of Tennessee which houses the ‘Etnier Ichthyological Collection’ of over 40,000 specimens that he began (1960s). [...] (Ref. 128868), visit book page.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Subtropical
North America: upper sections of the Mobile Bay basin, above the Fall Line, including the Cahaba, Coosa and Tallapoosa river systems, in Alabama, northwestern Georgia, and extreme southeastern Tennessee, USA.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 4.5 cm SL mannelijk / geslacht onbekend; (Ref. 116539); 5.2 cm SL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 7 - 8; Anale zachte stralen: 7 - 8; Wervels: 37 - 39.
Body shape (shape guide): elongated.
Inhabits clear, moderately large flowing streams with a sand, gravel, or fine rubble bottom above the Fall Line in the Cahaba, Coosa and Tallapoosa river systems (Ref. 116539).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Gilbert, C.R., R.L. Mayden and S.L. Powers, 2017. Morphological and genetic evolution in eastern populations of the Macrhybopsis aestivalis complex (Cypriniformes: Cyprinidae), with the descriptions of four new species. Zootaxa 4247(5):501-555. (Ref. 116539)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00525 (0.00256 - 0.01076), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (17 of 100). 🛈 |