Prime Minister Andy Burnham has pledged to be “relentless” in tackling small boat crossings. (Press Association Images)During the visit Mr Burnham was shown a small boat which 96 migrants had used in May this year, then a surveillance drone used to detect small boat activity and the ops room. Prime Minister Andy Burnham speaks with John Craig, Interim Chief Coastguard, and Duncan Capps, Border Security Commander (DG BSC), near a recovered small boat (Jack Taylor/PA)Mr Burnham said he wanted to “grip” the issue of small boat arrivals rather than “play politics” with it. Wednesday marked the busiest day for small boat crossings across the English Channel so far this year, with 752 migrants arriving in the UK. The Home Office notes that small boat crossings fluctuate because of changes in the weather, with peaks in the warmer summer months.