These look like Turkish Van cats, who often drown due to their fascination with water and their inability to swim.
Turkish Van Cat - Breed Profile and Facts
Turkish Van cat. My favourite breed. I had one once... and hope to have another in the future.
Turkish Van — Water-Loving LeaderAnother Turkish breed, the Van, can get along great with dogs, just as long as they know he is the one in charge. This active, energetic cat is known for his love of retrieving and his enjoyment of playing in water. Choose him if you share your home with water-loving dogs. The Turkish Van’s silky, medium-length coat is easy to groom.