The Wild Atlantic Words School Student Poetry Competition is for younger writers. Age categories: Under 14. Or over 14 but under 18.
Submit poetry of up to 400 words. Theme: anything related to the coastal landscape or maritime life and heritage.
Deadline: July 19th, 2015
Prizes in each category: 50 euro, 25 euro, 10 euro. It costs 3 euro to enter.
More here.