Stähle also won seven medals at the ICF Canoe Sprint World Championships with three golds (K-1 500 m: 1985, K-4 500 m: 1983, 1986), three silvers (K-1 500 m: 1987, K-4 500 m: 1990, K-4 1000 m: 1983), and a bronze (K-1 500 m: 1983).