- Classification
- ACTINOPTERYGII
- SILURIFORMES
- PLOTOSIDAE
- Neosilurus
- brevidorsalis
Shortfin Catfish, Neosilurus brevidorsalis (Günther 1867)
Shortfin Catfish, Neosilurus brevidorsalis (Günther 1867)
More Info
Distribution |
QLD (N Gulf); Cape York, Gulf of Carpentaria, QLD; tropical; freshwater; benthic; inhabiting warm, clear, flowing streams as well as billabongs, flooded lagoons and turbid backwaters. |
Features |
D I, 4; C,D,A; 130; P I, 10; V 12 Body elongate and tapering posteriorly; head broad and slightly flattened; gill rakers on first arch 15 to 24; 4 pairs of nasal barbels; nasal barbels reaching from between rear edge of eye to beyond operculum. Scales absent. Small dorsal fin anteriorly with sharp spine and 4 rays; second dorsal and anal fins confluent with caudal fin, 130 rays; pectoral fin with sharp spine and 10 rays; caudodorsal fin base length 14 to 35% SL, originating well behind middle back |
Size |
To 20cm, commonly to 15cm. |
Colour |
Brown or grey to nearly blackish, whitish on belly and ventral surface of head. |
Feeding |
Feeds on insects, prawns, molluscs and small crayfish. |
Remarks |
Distinguished by the reduced anterior dorsal fin. |
Species Citation |
Copidoglanis brevidorsalis Günther A. (1867). Additions to the knowledge of Australian reptiles and fishes. Ann. Mag. Nat. Hist. (3)20(8): 45-68. Nicol Bay, Cape York (QLD). |
Author |
Martin F. Gomon |
Shortfin Catfish, Neosilurus brevidorsalis (Günther 1867)
References
Allen 1989
Allen 2002
Hoese et al Catalogue