USS Sterlet (SS-392) USS Sterlet (SS-392) USS "Sterlet" (SS-392), a "Balao"-class submarine, was the only ship of the United States Navy to be named for the sterlet, a small sturgeon found in the Caspian Sea and its rivers, whose meat is considered delicious and whose eggs are one of the world's great delicacies, caviar. Her keel was laid down on 14 July 1943 at the Portsmouth Navy Yard. She was launched on 27 October 1943 sponsored by Mrs. Charles A. Plumley, and commissioned on 4 March 1944 with Commander O. C. Robbins in command. Following fitting-out and shakedown training, "Sterlet" departed Key West,
Types of motorcycles Types of motorcycles There are many systems for classifying types of motorcycles, describing how the motorcycles are put to use, or the designer's intent, or some combination of the two. Six main categories are widely recognized: cruiser, sport, touring, standard, dual-purpose, and dirt bike. Sometimes sport touring motorcycles are recognized as a seventh category. Strong lines are sometimes drawn between motorcycles and their smaller cousins, mopeds, scooters, and underbones, but other classification schemes include these as types of motorcycles. There is no universal system for classifying all types of motorcycles. There are strict classification systems enforced by competitive motorcycle sport