PlanetCatfish.com - Rhinodoras dorbignyi (Doradidae) Cat-eLog

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Cat-eLog Data Sheet
Scientific Name	**Rhinodoras dorbignyi** (Kner, 1855)
Common Name	Marbled Thorny Catfish
Type Locality	Rio de la Plata, South America.
Synonym(s)	Doras d'orbignyi, Doras d'orbignyi, Doras nebulosus, Doras spec
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.
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.
Habitat Information
Distribution	South America: Paraná River basin. La Plata, Paraná (click on these areas to find other species found there) Login to view the map.
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.
Husbandry Information
Breeding	Unreported in the aquarium.
Breeding Reports	There is no breeding report.
Further Information
Reference	Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 17, pp 149 [60], Pl. 5 (fig. 9).
Registered Keepers	There are 12 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 11 records of this fish being seen, view them all.
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	LFS label creator ARN ref:1.12.60.1504
Last Update	2025 Jan 02 01:40 (species record created: 2005 Mar 25 00:00)