Classification / Names
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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Crenicara: Latin, crenulatus = cut, clipped + tupí, guaraní , acará = the name of a fish (Ref. 45335).
More on author: Günther.
Issue
Redescription based on Peruvian material in Kullander (1986: 140), with bibliography, diagnosis, description, distribution, and illustrations. Compared with C. latruncularium in Kullander & Staeck (1990).
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; Γλυκού νερού βενθοπελαγικό; pH range: 5.0 - 6.0; dH range: 0.10000000149012 - 10; μη μεταναστευτικό(ά). Tropical; 23°C - 27°C (Ref. 42575)
South America: Amazon River basin, in Ecuador, Peru, Colombia and Brazil, in tributaries of the rivers Ucayali, Marañón, Solimões and Amazon from about the Pachitea River on the Ucayali River to about Gurupá; upper Mamoré River in Bolivia, and Madre de Dios River drainage in Peru; Essequibo River drainage in Guyana; Amapá Grande River in Amapá, Brazil.
Μέγεθος / Βάρος / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm
Max length : 12.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 130676)
In forest creeks and sandy river shores, often near fallen leaves or among plants. Young are all females; at about 8 months of age one female changes into a dominant male (Ref. 42575).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Attaches about 200 eggs to plants or stones; female tends the clutch. After a year the females turn into males. This corrects previous informations from Ref. 35887 and 13371.
Kullander, S.O., 1986. Cichlid fishes of the Amazon River drainage of Peru. Department of Vertebrate Zoology, Research Division, Swedish Museum of Natural History, Stockholm, Sweden, 394 p. (Ref. 9088)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
αλιεία: χωρίς ενδιαφέρον; Ενυδρείο: Εμπορικό(ά)
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Αναφ.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.00659 - 0.02894), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Αναφ.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Ελαστικότητα (Αναφ.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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