It’s our firm belief that sharks are for life, not just for Shark Week, but why not test the water with a week of short, shark docs? Tonight’s triple bill begins with an exploration of the tiger shark’s life cycle in Tiger Shark Beach (8.00pm), followed by The Return of the Monster Mako (9.00pm), in which marine biologist Greg Stuntz searches for more jaw(s)-droppingly huge mako sharks in the Gulf of Mexico. Next, Isle of Jaws (10.00pm) finds a shiver of sharks near an uncharted island off South Australia. And with further highlights including MythBusters v Jaws (Wednesday, 9.00pm) – testing shark-repelling theories from Steven Spielberg’s classic film – selachophobes should beware…