2007 Surf Cycle X Trainer, Water Bike
Aquatic Velocipedes
Brown's Marina - Future Beach Water Fun Products
CastleCraft - Sea Cycle
Human Powered Vehicles - Watercraft
Decavitator
Around the World By Pedal Boat
Shuttle-Bike - convert a bike to a pedal-power boat
Submarine Bicycle
Human Powered Boats
Human Powered Hydrofoils
Hydrocycles
International Submarine Races
Nauticraft
Open Water Cycling - Cadence
Pedal Canoes
Prophish
Sea Cycle
Surfbike
1999 World Champion Waterbike
Sea Cycle Dealer
Hydrobikes
Pedal-Paddle
Waterbiking.org
It Beaches
Biker Dave's Pedal Boats
Human Powered Boats
Microship