article_snippet.sent: Bright swim gear which contrasts strongly with skin colour can attracts sharks .
article_snippet.sent: This is particularly important if swimming in choppy and unclear conditions which can make it harder for a shark to distinguish between swimmers and prey.
article_snippet.sent: Even brightly coloured clothing can cause trouble, as sharks see in black and white and use contrast to distinguish colour, meaning Even brightly coloured clothing will pick up the difference between skin and a bright swimsuit.
article_snippet.sent: It can seem a good idea to take a romantic swim at sunset, but it is actually harder for sharks to spot the difference between humans and prey in darker conditions .
article_snippet.sent: It is easy to think that evening swim from the beach is a romantic way to enjoy your surroundings undisturbed, but dark conditions make it hard for sharks to distinguish swimmers form sharks to distinguish swimmers prey.
article_snippet.sent: dark conditions impair a shark's vision and also a swimmer's making a shark's vision harder for them to observe them surroundings and stay safe.
article_snippet.sent: Many sharks are most active at these times and are better able to find you than you are to see Many sharks.