Field testing
- 2020: Netherlands - predator slam
- 2016: UK - trout
- 2015: UK - trout
- 2014: Netherlands - perch, pike perch and pike
- 2014: UK - trout
- 2014: Austria - trout & saibling
- 2013: UK - trout
- 2013: Netherlands - perch, pikeperch and pike
- 2012: UK - trout & pike
- 2010: UK - trout
- 2010: Mexico - dorado
- 2010: UK - trout & pike
- 2009: USA - trout, bass and carp
- 2008: USA - cutthroat trout, carp & black bass
- 2007: USA - king salmon
- 2007: Italy - saibling
- 2007: Austria - trout
- 2006: Russia - atlantic salmon
- 2005: New Zealand - brown trout
- 2004: Mongolia - taimen
- 2003: Slovenia - marble trout & grayling
- 2003: Chile - browns & rainbows
- 2000: New Zealand - brown trout
- 2000: Brazil - peacock bass
- 1997: Venezuela - bonefish
- 1997: Scotland - brown trout & salmon
- 1988: Canada - steelhead
