Tusi se faaauauga mo lenei palakalafa - Na maua e Wichmann le isi manuia i le ICF Canoe Sprint World Championships, ma manumalo ai i le aofaʻi o pine e 18. E aofia ai ma pine auro e iva (C-1 1000 m: 1979, C-1 10000 m: 1970, 1971, 1974, 1977, 1979, 1981, 1982; C-2 1000 m: 1971), pine siliva e fa (C-1 500: 1971, C-1 1000 m: 1966, 1978; C-2 1000 m: 1970), ma pine apamemea e lima (C-1 1000 m: 1973, 1975
; C-1 10000 m: 1973, 1983; C-2 1000 m: 1973).