Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs43088-021-00174-z/MediaObjects/43088_2021_174_Fig1_HTML.png)
Showing Indian catfish Wallago attu (a), swim bladder infected with Isoparorchis hypselobagri (b), adult I. hypselobagri flukes in a petri dish (c) and stained adult fluke I. hypselobagri (d)
Showing Indian catfish Wallago attu (a), swim bladder infected with Isoparorchis hypselobagri (b), adult I. hypselobagri flukes in a petri dish (c) and stained adult fluke I. hypselobagri (d)