The genus is Puntius, but which species, it is difficult to say in photograph

Yes what Lakpa mentioned is correct go to the following links and check thoroughly which species it could be, discuss with your supervisor too or with fish experts.

By the way where from you got it mention the location it would be a bit easy to find out.

http://petersfishtrading.blogspot.ie/

http://www.pfeil-verlag.de/04biol/pdf/ief23_1_12.pdf

http://www.academia.edu/1417082/Puntius_madhusoodani_Teleostei_Cyprinidae_a_new_species_of_barb_from_Manimala_River_Kerala_South_India

http://www.fishbase.org/identification/SpeciesList.php?genus=Puntius

http://www.cypriniformes.org/Cypriniformes%20from%20Alfred/Linthoingambi&Vishwanath%202007%20two%20new%20Puntius.pdf

http://en.bdfish.org/2011/01/olive-barb-puntius-sarana/

http://www.google.ie/imgres?start=266&sa=X&biw=1454&bih=719&tbm=isch&tbnid=ulR_aRS2hTZVvM%3A&imgrefurl=http%3A%2F%2Fen.bdfish.org%2F2011%2F01%2Feleven-vulnerable-fish-bangladesh-chalan-beel%2F&docid=6kVQVji2Bd-GeM&imgurl=http%3A%2F%2Fen.bdfish.org%2Fwp-content%2Fuploads%2F2011%2F01%2Fpuntius-ticto-2.jpg&w=550&h=220&ei=06DeUumUCY3Q7AbWz4CQCg&zoom=1&ved=0CMsBEIQcMEI4yAE&iact=rc&dur=1747&page=13&ndsp=23

some species are on IUCN Redlist

http://eol.org/pages/211476/hierarchy_entries/44701458/overview

Good Luck!!!

Scientific name: Puntius ticto (Ticto barb) female

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