Yes, They are natural swimmers. This breed has been bred to retrieve game that might have been shot from a boat, and they’re intelligent enough to find a way out of the water if their person falls in while swimming, but not good at treading water for long periods of time or getting themselves back into a boat without help.
Collies get cold rather quickly when wet, but this breed doesn’t mind being wet and can stay in all day long if need be due to how their double coat sheds the moisture away from the skin, keeping them dry and warm inside of its fur…