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  • Ituglanis passensis
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Scientific Name Ituglanis passensis    Fernández & Bichuette, 2002
Common Name
Type Locality Subterranean stream in the Tocantins drainage, 13°36'S, 46°23'W, Passa Três cave, São Domingos, Goiás State, Brazil.
Etymology Greek, itys, ityos = circle + Greek, glanis = a fish that can eat the bait without touching the hook; a cat fish. 
Hop to next section Species Information
Size 63mm or 2.5" SL. Find near, nearer or same sized spp.
Identification Reduced dark pigmentation on the head and body where pigmentation varies from yellowish to light gray, with scattered melanophores limited to the dorsal region of the body. Degree of development of the eyes ranges from their appearing as black dots to being externally invisible. Maxillary barbel extending to the anterior margin of pectoral fin. First pectoral-fin ray, a short filament. Ribs 7. Head length 16-17% SL. Premaxilla rectangular with 3-4 rows; outer row conical.
General Remarks Exhibits crypto-biotic habits, hiding in the gravel bottom or under limestone blocks. No observed agonistic behaviour.
Hop to next section Habitat Information
Distribution South America: known only from Passa Três cave, Brazil.
Amazon, Lower Amazon, Tocantins, Passa Três cave (click on these areas to find other species found there)

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IUCN Red List Category
Vulnerable
, range map and more is available on the IUCN species page. Last assessed 2018.
Other Parameters Occurs in small riffles with slow current 15-20 cm deep on average.
Hop to next section Husbandry Information
Breeding Unreported in the aquarium.
Breeding Reports There is no breeding report.
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Reference Ichthyological Exploration of Freshwaters v. 13 (no. 3), pp 274, Fig. 1.
Registered Keepers There is no registered keeper.
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Last Update 2025 Jan 01 12:28 (species record created: 2006 Dec 24 17:00)