Cat-eLog Right Arrow Doradidae Right Arrow Doradinae Right Arrow Lithodoras

Jump to next section Cat-eLog Data Sheet
Scientific Name Lithodoras dorsalis  (Valenciennes, 1840)
Common Name Rock-bacu
Type Locality America [Brazil] and ?Cayenne, French Guiana.
Synonym(s) Doras dorsalis, Doras papillionatus, Megalodoras pauciquamatus
Etymology Lithodoras: From the Greek lithos, meaning rock, and doras, meaning skin (also a word commonly used in forming generic names for doradids); in reference to the heavily-armored body. 
Jump to next section Species Information
Size 600mm or 23.6" SL. Find near, nearer or same sized spp.
Identification 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.
General Remarks The size given is based on a dried specimen the author encountered in South America, the fish may well attain larger sizes.
Jump to next section Habitat Information
Distribution Amazon River basin and estuary near Cayenne: Brazil and French Guiana.
Amazon (click on these areas to find other species found there)

Log in to view data on a map.
IUCN Red List Category Not Evaluated
Jump to next section Husbandry Information
Feeding Feeds on fruits when the forests are flooded and on the blades of macrophytes. Acts as seed dispersal agent.
Breeding Unreported. Reproduction occurs once a year and juveniles are often seen in large numbers in the estuary of the Amazon, in the region of Mario.
Breeding Reports There is no breeding report.
Jump to next section Further Information
Reference Histoire naturelle des poissons v. 15 pp284 .
Registered Keepers Keeping this species? Why not .
There are 4 registered keepers, view all "my cats" data.
Wishlists Love this species? Click the heart to add it to your wish list.
There is but a single wish to keep this species, see who wants what.
Spotters Spotted this species somewhere? Click the binoculars!
There are 3 records of this fish being seen, view them all.
More on Lithodoras dorsalis
Look up Look up Lithodoras dorsalis on
Look up Fishbase Look up Lithodoras dorsalis on Fishbase
Get or print a QR code for this species profile, or try our LFS label creator.
Hits 16325 hits.
Last Update 2013 Feb 10 16:02 (species record created: 2001 Apr 28 00:00)