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Acestrorhynchus falcatus in Brazil

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Acestrorhynchus falcatus   (Bloch, 1794)
Family:	Acestrorhynchidae (Smallscale pike characins)			picture (Acfal_u1.jpg) by IBAMA
Order:	Characiformes  (characins)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:
Max. size:	27.2 cm SL (male/unsexed; Ref. 35687)
Environment:	benthopelagic
Climate:	tropical
Global Importance:	fisheries: minor commercial
Resilience:
Distribution:	South America: Amazon and Orinoco River basins and rivers of Guyana, Suriname and French Guiana.
Diagnosis:	Dorsal spines (total): 2-2; Dorsal soft rays (total): 9-9; Anal spines: 3-5; Anal soft rays: 21-27. Possesses a humeral spot shaped as an oval or inverted teardrop, occupying not less than a quarter of the height of the body; caudal peduncle with a black spot covering between one third and almost the totality of its depth (Ref. 52916).
Biology:	Attains a length of around 20 cm. As indicated by its dentition and body form, it is a formidable predator which feeds exclusively on fish. Ubiquitous species but is frequently found throughout the length of waters with moderate flow. Reproduction begins with the onset of the rainy season (Ref. 12225)
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Menezes, N.A.. 2003. (Ref. 38248)
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Brazil country information
Common names:	Ueua, Cachorinho		Ref:  Planquette, P., P. Keith and P.-Y. Le Bail, 1996
Status:	native		Ref:  Menezes, N.A., 2003
Salinity:	freshwater
Importance:	minor commercial		Ref:  Ferreira, E.J.G., J. Zuanon and G.M. dos Santos, 1996
Uses:	no uses
Comments:	Known from the Amazon River basin (Ref. 38248). Recorded from the state of Para (Ref. 27188). Also Ref. 38248.
States/Provinces:
States/Provinces Complete?:	No
Country Information:	www.cia.gov/cia/publications/factbook/geos/br.html
Occurrences:	Occurrences    Point map
Main Ref:	Ferreira, E.J.G., J. Zuanon and G.M. dos Santos, 1996
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More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Identification keys | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | National databases | PubMed | Recipes | Scirus | Public aquariums | Tree of Life |   Neodat | Zoological Record Other web sites |
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	Modified:  Torres, Armi G.	Entered:  Cruz, Tess

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07