Morecambe secured their Football League status on goal difference after a battling 0-0 draw at Coventry City.The Shrimps had goalkeeper Barry Roche to thank for a number of superb stops after Barnet piled the pressure on with victory over Chesterfield.The draw also helped Coventry City set up a play-off date with Notts County.The Sky Blues started brightest with Roche tipping away Michael Doyle's powerful long-range effort after six minutes.Chris Stokes shot over before Jonson Clarke-Harris headed wide on 23 minutes as the Sky Blues stepped it up.Roche produced a superb instinctive save to keep out Clarke-Harris after 39 minutes as Morecambe continued to hang on.Kevin Ellison missed a great chance to give the visitors the lead when Lee Burge got the better of him in a one-on-one seven minutes after half-time.Roche got down well to save from Tom Bayliss in the 74th minute in a half of fewer chances.Clarke-Harris headed over from Liam Kelly's cross three minutes later, before Morecambe held on in a tense finish.