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Arius macrorhynchus in Papua New Guinea
Sharp-nosed catfish

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Arius macrorhynchus   (Weber, 1913)
Family:	Ariidae (Sea catfishes)			picture () by ( not available )
Order:	Siluriformes  (catfish)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Sharp-nosed catfish
Max. size:	50.0 cm SL (male/unsexed; Ref. 2847)
Environment:	benthopelagic
Climate:	tropical; 6°S - 10°S
Global Importance:
Resilience:	Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)
Distribution:	Asia and Oceania: central-southern New Guinea.
Diagnosis:	Dorsal spines (total): 1-1; Dorsal soft rays (total): 7-7; Anal spines: 0-0; Anal soft rays: 20-22
Biology:	Feeds mainly on higher plants, including a variety of fruits, but also takes ants, grasshoppers, beetles, small crabs and prawns
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	harmless
Coordinator:	Ferraris, Jr., Carl J.
Main Ref:	Allen, G.R.. 1991. (Ref. 2847)
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Papua New Guinea country information
Common names:	Sharp-nosed catfish		Ref:  Kailola, P.J., 1987
Status:	native		Ref:
Salinity:	freshwater
Uses:	no uses
Comments:	Known from the Purari and Fly rivers. Has been recorded from the main channel of the Upper Fly in lowlands near Kiunga, about 830 km upstream from the sea. Also Ref. 6993, 13533.
Country Information:	www.cia.gov/cia/publications/factbook/geos/pp.html
National  Fisheries  Authority:	www.spc.org.nc/coastfish/Countries/PNG/png.htm
Occurrences:	Occurrences    Point map
Main Ref:	Allen, G.R., 1991
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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 ) | PubMed | Scirus | Tree of Life | Zoological Record
	Note: use the Back button of your browser to return to FishBase.
	Checked:  Casal, Christine Marie V.	Modified:  Pablico, Grace Tolentino	Entered:  Torres, Armi G.

	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