Decorative rope up the "approach" to the dock.  Very nautical.  Very swing-a-docious.

50 ft Decorative Manila Rope Landscaping Dock Pier Boat

How to Build a Seaside Rope Fence | eHow

How to Build a Seaside Rope Fence

Coastal landscaping creates a beach atmosphere with simple furniture, beach-themed accessories and hardy, but beautiful, plants. The elements of a coastal landscape should be down-to-earth and carefree.

DIY Rope Railing : Safe but simple durable design : Treehouse Outdoor Deck Building

If your favorite outdoor space is your deck, we give you over 30 inspiring Deck Railing Ideas to show how you can spruce it up, from DIY to store bought.