Found this great guide on FitSugar.
All stats are based on a 130-pound woman.
Running at a pace of 6 mph (10-minute miles): 148 calories
Walking at a pace of 4 mph (15-minute miles): 59 calories
Hiking: 89 Calories
Biking at a moderate pace of 13 mph: 118 calories
Mountain biking: 126 calories
Stretching/light yoga: 59 calories
Swimming laps at a moderate pace: 118 calories
Snorkeling: 74 calories
Surfing: 44 calories
Water skiing: 89 calories
Soccer: 103 calories
Frisbee: 44 calories
Golfing: 81 calories
Tennis: 103 calories
Volleyball: 44 calories
Horseback Riding: 59 calories
