Ituglanis passensis

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Ituglanis passensis Fernández & Bichuette, 2002

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Ituglanis passensis
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Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Ituglanis: Greek, itys, ityos = circle + Greek, glanis = a fish that can eat the bait without touching the hook; a cat fish (Ref. 45335);  passensis: From its type locality, the Passa Três cave..

Environment: milieu / climate zone / depth range / distribution range Écologie

; eau douce benthopélagique; pH range: 7.6 - 8.4; profondeur 0 - 1 m (Ref. 46923). Tropical; 19°C - 23°C (Ref. 46923)

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

South America: known only from Passa Três cave, Brazil.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 7.0 cm SL mâle / non sexé; (Ref. 39970)

Description synthétique Morphologie | Morphométrie

Rayons mous anaux: 9; Vertèbres: 36. 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 (Ref. 46923).

Biologie     Glossaire (ex. epibenthic)

Occurs in small riffles with slow current 15-20 cm deep on average. Exhibits crypto-biotic habits, hiding in the gravel bottom or under limestone blocks. No observed agonistic behavior (Ref. 46923).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur : Pinna, Mário de | Collaborateurs

Fernández, L. and M.E. Bichuette, 2002. A new cave dwelling species of Ituglanis from the São Domingos karst, central Brazil (Siluriformes: Trichomycteridae). Ichthyol. Explor. Freshwat. 13(3):273-278. (Ref. 46923)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Vulnérable, voir Liste Rouge IUCN (VU) (D1); Date assessed: 07 November 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

FAO - Publication: search | FishSource |

Plus d'informations

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Morphométrie
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Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: génôme, nucléotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Arbre de Vie | Wikipedia: aller à, chercher | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00282 - 0.01550), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).