wet·land (wtlnd)
n. A lowland area, such as a marsh or swamp, that is saturated with moisture, especially when regarded as the natural habitat of wildlife
(Source: The American Heritage® Dictionary of the English Language, Fourth Edition via Dictionary.com)

Unless, of course, you are in the U S of A where, it seems, the Department of Interior considers any wet lands to be wetlands.

Especially if they are water hazards on golf courses. Or even puddles.

The St Petersburg Times in Florida picks up the story, and check out the Department of Interior's official line.