Horaglanis krishnai, the Indian blind catfish,
is a species of airbreathing catfish endemic to India
where it is found in wells in the area of Kottayam
in Kerala. Found in wells and migrates from one well
to another through underground water channels. Description:
Lacks pigmentation and eyes like other species of
cavefish. There are three species in this genera,
Horaglanis abdulkalami Babu, 2012, Horaglanis
Babu & Nayar, 2004, and Horaglanis krishnai
Menon, 1950. Bones of the skull firmly articulated.
Brain teleostean. Absence of eyes brought about the
degeneration of the optic lobes. Skin devoid of scales.
Remarks: Note that the images depicted
have their dorsal fin damaged as it should be the
full length as one fin.
Indian blind catfish
separate locations in Kottayam, Kerala State, India
(Subhash Babu & Nayer, 2004). Type locality:
Well at Kottayam, Kerala [India].
4.2cm TL (1¾ins)
Froese, R. and D. Pauly.
Editors. 2019. FishBase. World Wide Web electronic
publication. www.fishbase.org, ( 12/2019 ). Talwar, P.K. and A.G. Jhingran, 1991.
Inland fishes of India and adjacent countries. Volume
2. A.A. Balkema, Rotterdam. Ferraris, C.J. Jr., 2007. Checklist
of catfishes, recent and fossil (Osteichthyes: Siluriformes),
and catalogue of siluriform primary types. Zootaxa