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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).
More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / kisaran kedalaman / distribution range
Ekologi
; air tawar bentopelagis. Subtropical; 31°N - 29°N
North America: found only in San Marcos and Comal springs and their effluent rivers (Guadalupe River system) in southern central Texas, USA.
Size / Weight / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 4.3 cm TL jantan/; (Ref. 5723); common length : 2.9 cm TL jantan/; (Ref. 12193)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 6 - 8; duri punggung lunak (Keseluruhan (total)) : 10 - 13; Duri dubur: 1; Sirip dubur lunak: 5 - 8; vertebrata, bertulang belakang: 32 - 33.
Body shape (shape guide): elongated; Cross section: oval.
Occur in vegetated springs, pools and runs of effluent rivers (Ref. 5723). Feed primarily on cladocerans, copepods, amphipods, and aquatic insects (Ref. 54633). Spawn throughout the year (Ref. 75081) at 33-day interval (Ref. 31966). 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)
Status IUCN Red List (Ref. 130435: Version 2025-1)
terancam (EN) (B1ab(iii,v)+2ab(iii,v)); Date assessed: 12 December 2011
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Acuan
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00301 - 0.01516), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Acuan
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Daya lenting (Acuan
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Fec=760).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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