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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); ditrema: ditrema meaning two holes, referring to the twin coronal pores (Ref. 10294).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Subtropical; 36°N - 32°N
North America: found only in Coosa River system in Georgia, Alabama and southeastern Tennessee, USA.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 5.4 cm TL macho/indeterminado; (Ref. 5723); common length : 3.0 cm TL macho/indeterminado; (Ref. 12193); Idade máx. registada: 2.00 anos (Ref. 12193)
Inhabit vegetated springs and spring runs (Ref. 5723, 10294). Adults feed on amphipods, midge larvae, isopods and copepods (Ref. 10294). Eggs are found attached to the substrate unguarded (Ref. 7043).
Eggs are found attached to the substrate unguarded (Ref. 7043).
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaçada (EN) (B2ab(ii,iii,iv,v)); Date assessed: 09 December 2011
Ameaça para o homem
Harmless
Utilização humana
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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).
Nível Trófico (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (tmax=2; Fec=23-44).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).