<p>　　Prehistoric sand-dwelling sharks are unleashed on the island of White Sands when an underwater earthquake cracks open a crater deep beneath the ocean surface. The most menacing beats to ever rule the waters now rule the sand; with their monster appetities they mercillessly feast on anything that crosses their path &nbsp;Mark Atkins directs this sci-fi &#39;creature feature&#39; horror. When an underwater earthquake opens up a deep crater on the ocean floor, a prehistoric breed of lethal sand-dwelling sharks is unleashed upon the unsuspecting residents of White Sands Island.</p>