You've had a mushy, fluffy stool. This corresponds to Bristol type 6, and the color is very dark brown. Since the stool form is not ideal, it would be good to improve your diet and increase your water intake.

Overall, your stool indicates a less than ideal health condition. It appears to be Bristol Stool Scale type 6, with a very dark brown color. Consider adjusting your diet and lifestyle to improve your digestive health.