Once a year, in the two weeks when every Balkan huchen river is at its best at the same time, we run one trip that crosses them. Two weeks, multiple countries, one guide team, and the single best fortnight of the huchen calendar.
December is not an arbitrary choice. It is the overlap — Bosnia and Montenegro are deep into their high season, Croatia and Slovenia are fully open, water is cold and the big fish are moving. There is no better window, which is why there is only one departure.