Related Clues:
- Aircraft stabilizer
- Shark's appendage
- Part of a shark seen above the water
- Torpedo stabilizer
- Ominous sight in "Jaws"
- Five bucks
- Swimming stabilizer
- Feature of '50s cars
- Feature of many a 1950s car
- Found on a fish
- Thin projection for fish to steer itself
- A fish uses it to steer itself
- Fish have them
- Swimmer's flipper
- C of this for the fish for those who are late