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Lithodoras dorsalis  (Valenciennes, 1840)

Image contributors to this species:

Robin Warne (2) Graham Layley (2) Johnny Jensen's Photographic Library (3) Jian Ruilong (1)

ScotCat Sources:

Etymology = Genus Etymology = Species

Other Sources:

Fishbase  Google Search  All Catfish Species Inventory  Wikipedia
 

Relevant Information:

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 13 - 14. Body elongated, without scales, almost covered with bony plaque, ventrally flattened in adults. Terminal mouth has three pairs of barbels. Lower jaw is shorter than the upper jaw. Eyes small. Feeds on fruits when the forests are flooded and on the blades of macrophytes (aquatic plants, growing in or near water that are either emergent, submergent, or floating). Acts as seed dispersal agent. Reproduction occurs once a year and juveniles are often seen in large numbers in the estuary of the Amazon, in the region of Mario.

Common Name:

Rock-bacu

Synonyms:

Doras dorsalis, Doras papilionatus, Doras papillionatus, Doras lithogaster, Megalodoras paucisquamatus  

Family:

Doradidae blycipitidae

Distribution:

South America: Amazon River basin and estuary near Cayenne, French Guiana.

Size:

90cm. (36ins)

Temp:

22-26°C (71-79°F)

p.H.

6.0-7.2.

Reference:

Le Bail, P.-Y., P. Keith and P. Planquette 2000 Atlas des poissons d'eau douce de Guyane (tome 2, fascicule II). Publications scientifiques du Muséum national d'Histoire naturelle, Paris: 307 p.
Burgess, W.E. 1989 An atlas of freshwater and marine catfishes. A preliminary survey of the Siluriformes. T.F.H. Publications, Inc., Neptune City, New Jersey (USA). 784 p.
Froese, R. and D. Pauly. Editors. 2009.FishBase. World Wide Web electronic publication. www.fishbase.org, version (12/2009).

 

 

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                                                                                            updated = September 15, 2017 © ScotCat 1997-2017