I can only imagine what this would look like coming through the water, or airborne attempting to throw the hook. Now that things have settled down in Croatia, you may have an opportunity to fish for them … using fly tackle instead of an RPG.
The Balkans have at least 5 types of trout not available anywhere else, many appear to share some ancestry with the Brown trout, all have diverged from that gene pool – and yes, all are endangered.