This picture of Boniface, the Russian scuba diving dog, reminds me of something I'd have seen on my favorite 1980s TV newsmagazine show, "That's Incredible!" Professional diver Sergei Gorbunov had the special suit made for his companion. From the Associated Press:
In a recent demonstration, Boniface barked eagerly as Gorbunov readied the equipment and uncomplainingly endured being hung upside-down as Gorbunov fitted the suit on him..."Russian Teaches Dachshund To Scuba Dive"
Gobunov says, "Underwater, I don't think he experiences any stress."