Ituglanis mambai

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Ituglanis mambai Bichuette & Trajano 2008

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Ituglanis mambai
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drawing shows typical fish in this Family.

Classification / Names ຊື່ສາມັນ | ຄຳສັບຄ້າຍຄືກັນ | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfish) > 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);  mambai: Named for the karst region, Mambaí, where the species occurs.

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

; ນ້ຳຈືດ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ; pH range: 7.9 - ?.   Tropical; 23°C - ?

ການແຜ່ກະຈາຍ ປະເທດ | ເຂດ FAO | ລະບົບນິເວດ | ການປະກົດຕົວ | Point map | ການແນະນຳ | Faunafri

South America: single subterranean stream inside the Lapa do Sumidouro Cave in Brazil.

ຂະໜາດ / ນ້ຳໜັກ / Age

Maturity: Lm ?  range ? - ? cm
Max length : 6.8 cm SL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 75008)

Short description ສະລີລະວິທະຍາ | ການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…

ຄີຫຼັງຂອງປາ (ຄີອ່ອນ) (ທັງໝົດ): 9; ຄີກົ້ນຂອງປາ: 6; ສັດທີ່ມີກະດູກສັນຫຼັງ: 37 - 38. Can be differentiated from both epigean and cave congeners by the combination of the following features: absence of posterior fontanel (except for Ituglanis epikarsticus and Ituglanis macunaima; usually i7 pectoral-fin rays (except for Ituglanis bambui, Ituglanis passensis and Ituglanis epikarsticus; 6 pleural ribs (except for Ituglanis bambui, Ituglanis parahybae and Ituglanis ramiroi; total vertebrae 37-38 behind Weberian apparatus (except for Ituglanis bambui. Ituglanis laticeps and Ituglanis macunaima; predorsal length 65.1-70.8% in SL (except for Ituglanis bambui); caudal peduncle length 8.4-11.9% in SL; dorsal-fin base length 7.7-11.3% in SL; interobital width 29.2-36.5% in HL (except for the cave species); mouth width 43.4-64.0% in HL (except for Ituglanis bambui; pigmentation intermediary between epigean and cave Ituglanis species, composed by irregular light brown spots along the body; variable size of eyes and intermediate between those of epigean and formerly described cave-restricted congeners, with diameter in adults ranging from 0.5-1.0 mm (7.8-10.0% in HL) (except for Ituglanis cahyensis. Other diagnostic characters include presence of discrete medial-posterior projection on the maxillae; fronto-lacrimal one half-length of the maxillae and pointed backwards; posterior process of palatine half its length, with a tenuous medial concavity; 14 dorsal and 12 ventral procurrent rays (Ref. 75008).

ຊີວະສາດ     ຄຳແປສັບ (ຕ.ຢ. epibenthic)

Found in subterranean stream inside the cave with slow to fast-moving-waters, 10-90 cm deep on average, and bottom composed basically of sand, silt, some gravels and boulders. Occurs solitarily with swimming activity on the bottom and sometimes in the midwater. Exhibits cryptobiotic habits, hiding intro the gravels and under boulders when disturbed, and showing a negative response to carbide and flashlight. Prefers slow-moving pools (Ref. 75008).

Life cycle and mating behavior ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ

Main reference Upload your references | ເອກະສານອ້າງອີງ | ຜູ້ປະສານງານ : Pinna, Mário de | ຜູ້ຮ່ວມມື

Bichuette, M.E. and E. Trajano, 2008. Ituglanis mambai, a new subterranean catfish from a karst area of Central Brazil, rio Tocantins basin (Siluriformes: Trichomysteridae). Neotrop. Ichthyol. 6(1):9-15. (Ref. 75008)

IUCN Red List Status (Ref. 123251)


CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO(Publication : search) | FishSource |

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ແຫຼ່ງອີນເຕີເນັດ

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00199 - 0.01208), b=3.09 (2.87 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
ຊັ້ນເຂດຮ້ອນ (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
ຄວາມຢືດຢຸ່ນ (Ref. 120179):  ສູງ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງໜ້ອຍກວ່າ 15 ເດືອນ ().
Vulnerability (Ref. 59153):  Low vulnerability (10 of 100) .