Some common water search and rescue dog breeds include:

1. Newfoundland dog: It is native to Canada and is tall and quiet and docile. Newfoundlands are excellent search and rescue dogs, and there are many stories of them rescuing people from the water.

2. Labrador Retriever: It has a gentle personality, strong desire to explore and high IQ. They are naturally good swimmers and are well suited for tasks such as water search and rescue.