Record on Nematode <I>Tanqua tiara</I> Infection on Snakehead Fish <I>Channa striata</I> in South Kalimantan Indonesia

Highlight Research The parasitic disease has been record in snakehead fish (Channa striata) from South Kalimantan nematodes with needle shape on both tip end approximately 1 mm length and moving inside of wall cysts were found abdomen cavity flesh morphology the nematode was observed by light- scanning electron-microscope analysis 18S rRNA showed that this parasite is belonging to Tanqua tiara Abstract Snakehead an important commodity Indonesia. production increased due capture intensive culture. one obstacles for may happened cultured- wild-fishes. aims study identify which infected wild Kandangan Lama, Panyipatan, Tanahlaut, Kalimantan. identification conducted based molecular characters. light microscope electron microscope. amplified using designed primers followed sequencing. Spherical fish. cylindrical worm cysts. Alignment highest homology at 99.83% tiara. Phylogenic tree located distance clade have reported infect results verified first report T. species. This be served as intermediate host.