Common names from other countries
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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlasomatinae
Etymology: Vieja: Spanish, vieja = old woman (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
экология
; пресноводный донно-пелагический; pH range: 7.5 - ? ; dH range: 33 - ?. Tropical; 24°C - 30°C (Ref. 7335)
Central America: Atlantic slope, in the Grijalva River basin, Mexico.
Size / Вес / Возраст
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm SL самец/пол неопределен; (Ref. 102977)
Inhabits lower to middle river valleys as well as lakes. Found over rocks, sand, silt or mud. Feeds on benthic detritus, aquatic plants and invertebrates (Ref. 7335). Reported size in captivity to about 25 cm for males and 18 cm for females (Paul Stevens, pers. comm.).
Life cycle and mating behavior
Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки
Conkel, D., 1993. Cichlids of North and Central America. T.F.H. Publications, Inc., USA. (Ref. 7335)
Статус Красного Списка МСОП (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Угроза для людей
Harmless
Использование человеком
дополнительная информация
инструменты
Специальные отчеты
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02884 (0.01568 - 0.05304), b=3.04 (2.88 - 3.20), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.5 ±0.20 se; based on food items.
устойчивость к внешним воздействиям (Ref.
120179): высокий, минимальное время удвоения популяции до 15 месяцев (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).