MC-14016 Horseriding in big waters isn't possible. You will just fall of the horse.

• Resolved

MC-14388 You dismount horses when in water more than two blocks deep

• Resolved

MC-15290 Horse dismount when in water

• Resolved

MC-15432 Horse Dismounting

• Resolved

MC-17068 When I get into the water with my horse, I fall of it automatically.

• Resolved

MC-17567 Falling of horse in water

• Resolved

MC-18870 Can't Ride Tamed Horses in Deep Water Bodies

• Resolved

MC-19067 When You Jump In Water deep that 1 block with a horse you get kicked off and the horse drowns

• Resolved

MC-19282 Horse and water

• Resolved

MC-19581 Horse Bug in 1.6 pre release

• Resolved

MC-20993 Horses kick you off in waterfalls.

• Resolved

MC-21751 Player auto-dismounts horse when entering water.

• Resolved

MC-25687 You don't stay on your horse when going into water

• Resolved