Do you know the dangers lurking at the beach? Test your knowledge of beach trivia and common beach hazards that, if avoided, can make or break your beach vacation.
The correct answer is 13. That's three more people than are killed by sharks in a typical year.
The correct answer is 1,533. Walking away -- not drowning -- is by far the most common reason for these reports by frantic parents. "Prudent parenting" requires you to sit near a numbered lifeguard station or other beach landmark and make sure your child knows where you are.
Survival time in 50-degree Fahrenheit (10 degrees Celsius) water is about three hours. Swimmers can survive longer or shorter, depending on their body fat percentage and any protective clothing, as well as the position they take in the water.
Most attacks happen on Florida's eastern coast.
Jellyfish swim in a smack, and whales swim in a pod and herring in a siege.
One out of three beachgoers can't swim. Children who are not taught to swim when they are very young tend to avoid swim instruction as they get older, probably due to embarrassment.
It only takes 20 seconds for a child to drown. An adult should be on constant watch when children are swimming, playing or bathing in the water.
It takes about one minute for an adult to drown. According to the Centers for Disease Control and Prevention, alcohol is involved in as many as one-half of water-recreation deaths among adults and adolescents.
The correct answer: 6,160 beaches were closed or had pollution advisories in 1999. The sources of pollution that pose a risk to swimmers exist to some extent in every beach state, according to the Natural Resources Defense Council.
Two to four cups every hour is ideal. Avoid very cold beverages, though, because they can cause stomach cramps, and alcohol because it will actually deplete your body fluids, according to the Centers for Disease Control and Prevention.
A white cotton shirt is like an SPF 7 lotion -- not protective enough.
Males account for about 80 percent of drownings.
You can't assume that it's safe to swim. Some beaches don't consistently post signs, particularly where no lifeguard is stationed, and dangerous water conditions can rise quickly and unexpectedly.
Only a Coast Guard-approved life jacket can help ensure a nonswimmer's ocean safety.
Type-A ultraviolet rays, while they don't tan the skin, can pass through a window and contribute to cancer and premature wrinkles.
About 10 out of 75 shark attacks in a typical year prove fatal.
While it's true that you should get out of the water right away, seek shelter in a building or a car rather than on the beach where you are the highest object on the horizon -- and a sitting duck for lightning.
Contrary to popular conception, sharks do get some kinds of cancer, according to the National Cancer Institute.
As with traffic signals, red means "stop." Green flags signal that it's safe to swim.
Sharks have a sixth sense — electrosensory perception -- which allows them to perceive electric fields.