Klassifizierung / Names
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Perciformes/Percoidei (Perchs) >
Percidae (Perches) > Etheostomatinae
Etymology: Etheostoma: Greek, etheo = to strain + Greek, stoma = mouth; Rafinesque said "various mouths", but Jordan and Evermann suggest the name might have been intended as "Heterostoma (Ref. 45335); parvipinne: From the words parvi, meaning short or small, and pinne, fin (Ref. 10294).
More on authors: Gilbert & Swain.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
; süßwasser benthopelagisch. Temperate; 38°N - 31°N
North America: Altamaha and Flint River systems in Georgia to Navasota River system (Brazos River drainage) in Texas, USA; north in Former Mississippi Embayment to western Kentucky and southeastern Missouri in the USA.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 6.7 cm TL Männchen/unbestimmt; (Ref. 5723); common length : 4.6 cm TL Männchen/unbestimmt; (Ref. 12193)
Inhabits clay and sand-bottomed runs and pools of vegetated, spring-fed headwaters and creeks (Ref. 5723, 10294). Feeds on midge larvae, dipteran pupae, caddisfly larvae, dytiscid beetle larvae, and small crayfish (Ref. 10294).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
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)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Mehr Information
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00235 - 0.01227), b=3.14 (2.94 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).