Classification / Names
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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
Ecology
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).
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.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
Aquarium: commercial
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01235 (-0.16179 - 0.18649), b=3.00 (2.91 - 3.10), based on LWR estimates for this family-BS (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) .