Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Cichlidae
(Cichlids) > Cichlasomatinae
Etymology: Herichthys: Greek, eri = very, a lot + Greek, ichthys = fish (Ref. 45335). More on author: Baird, Girard.
Environment / Climate / Range
Freshwater; benthopelagic; pH range: 6.5 - 7.5; dH range: 5 - 12. Subtropical; 20°C - 33°C (Ref. 7335); 32°N - 25°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 5723); common length : 11.3 cm TL male/unsexed; (Ref. 12193)
North America: originally restricted to the lower Rio Grande drainage in Texas, USA and south to northeastern Mexico. Introduced on Edwards Plateau of central Texas and central peninsular Florida, USA, and Verde River basin (La Media Luna region), Mexico (Ref. 36377).
Inhabits pools and runs of small to large rivers; prefers warm water and vegetation. Feeds on worms, crustaceans, insects and plant matter (Ref. 7020).
Both parents tend the clutch.
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 Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01862 (0.00576 - 0.06020), b=3.08 (2.83 - 3.33), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 2.9 ±0.32 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Fec=500).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (29 of 100) .