Calorie-Count About.com Health
Calories Burned for Activity: Canoeing
Harvesting Wild Rice, Knocking Rice Off The Stalks

224 calories per hour

Assuming a body weight of: 150 lbs
This is equivalent to eating any of the lines of the following table.

Quantity Description Cals
0.9 Grande Starbucks Caffe Latte - Made with whole milk 260
0.3 McDonald's Big Mac - With cheese 704
2.8 Glasses of wine (3.5 fl oz) 79
0.8 Snickers Bar 273
1.1 Cans of Coca-Cola 207
7.5 Carrots 30