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Scientific Name Rhinodoras dorbignyi  (Kner, 1855)
Common Name Marbled Thorny Catfish
Type Locality Rio de la Plata, South America.
Synonym(s) Doras dorbignyi, Doras nebulosus
Pronunciation rye no door ass
Etymology Rhinodoras: From the Greek rhinos, meaning nose, and doras, meaning skin (also a word commonly used in forming generic names for doradids); in reference to the unusual snout morphology. 
Hop to next section Species Information
Size 500mm or 19.7" SL. Find near, nearer or same sized spp.
Identification Rhinodoras is distinguished from other Doradidae by the unique combination of traits. Colouration: Sides darkly mottled, usually with wide dark bars; light mid-lateral stripe absent; Mouth: Labial tissue well-developed, fleshy, considerably expanded at corners of mouth forming relatively thick and rounded flap-like extensions with entire margins, labial surfaces rugose with low, rounded and tightly spaced papillae, distal margin of lower lip curves around and appears draped over bases of outer and inner mental barbels, in some specimens nearly encircling the latter.

A key to the species of Rhinodoras is available here.
Hop to next section Habitat Information
Distribution South America: ParanĂ¡ River basin.
La Plata, ParanĂ¡ (click on these areas to find other species found there)

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IUCN Red List Category Least Concern, range map and more is available on the IUCN species page. Last assessed 2020.
pH 6.5 - 7.0
Temperature 20.0-25.0°C or 68-77°F (Show species within this range)
Other Parameters dH 10.
Hop to next section Husbandry Information
Breeding Unreported in the aquarium.
Breeding Reports There is no breeding report.
Hop to next section Further Information
Reference Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 17, pp 149 [60], Pl. 5 (fig. 9).
Registered Keepers There is no registered keeper.
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There are 4 records of this fish being seen, view them all.
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Last Update 2020 Sep 28 06:17 (species record created: 2005 Mar 25 00:00)