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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Aequidens: Latin, aequus, equal, equally + Latin, dens, dentis = teeth (Ref. 45335).
More on author: Heckel.
Issue
zzzAT COUNTRY Aequidens diadema reported from Peru by Kullander (1986: 348) is a different species.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة; pH range: 7.0 - ? ; dH range: 15 - ?. Tropical; 23°C - 28°C (Ref. 2060)
South America: Amazon River basin, in the upper Negro River; Orinoco River basin, in tributaries of the Orinoco River in Colombia and Venezuela.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 11.8 cm SL ذكر/ مختلط الجنس; (Ref. 36377)
In the Jenaro Herrera region, Peru, this species occurs in streams in aguajal-like conditions, clear water quebradas and black-water quebradites (Ref. 9088).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Spawns on substrate; after hatching, both parents take larvae into mouth (Ref. 40602).
Kullander, S.O., 2003. Cichlidae (Cichlids). p. 605-654. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36377)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
مصائد: تجاري; حوض مائي: احواض مائية عامة
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02291 (0.01064 - 0.04934), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
المرونه (مرجع
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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