Scleropages jardinii (Saville-Kent, 1892)

Australian bonytongue

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Osteoglossiformes \| Osteoglossidae
Synonyms	Osteoglossum jardinii, ... more
Common names	Jardine's barramundi, Australian arowana, Northern saratoga, ... more

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Image of Scleropages jardinii (Australian bonytongue)

Picture by Sheremetyev, I.

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Main reference

Allen, G.R. 1991. (Ref. 2847)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 100.0 cm SL male/unsexed; (Ref. 44894); common length : 55.0 cm SL male/unsexed; (Ref. 44894)

Environment

Pelagic; freshwater

Climate / Range

Tropical; ? - 15°C (Ref. 44894); 6°S - 14°S

Asia and Oceania: northern Australia and central-southern New Guinea (Ref. 58511).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 0; Dorsal soft rays (total): 20 - 24; Anal spines: 0; Anal soft rays: 28 - 32

Adults occur in still waters of streams and swamps where it is usually seen near the surface or close to shore among aquatic vegetation (Ref. 2847, 44894). Solitary, territorial and spawn prior to the wet season when surface water temperatures approach 30°C (Ref. 44894). Young feed primarily on microcrustaceans (Ref. 2847). Primarily a surface feeder, feeding on a variety of terrestrial and aquatic insects, small fishes, frogs, crustaceans, and some plant material (Ref. 44894). Mouthbrooders (Ref. 56180). Maximum weight reported in Ref. 5259 may be 12.27 kg (W. Lau, pers. Comm. 07/05). Important food fish (Ref. 58511).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: of no interest; aquaculture: commercial; gamefish: yes; aquarium: commercial


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

Tools
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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Low, minimum population doubling time 4.5 - 14 years (tm=4-5; Fec=30-130)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
High vulnerability (59 of 100)	Not marketed/unknown

Entered by Torres, Armi G.

Modified by Luna, Susan M.

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Page last modified by : elaxamana, 15 July 2009

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