As part of the Guardian’s Against the tide series, readers aged 18 to 30 share what they love about living in their coastal town, the challenges and why they often choose to leave

Megan, a 24-year-old from the Isle of Wight, is very familiar with saying goodbye. She decided university wasn’t for her and remembers how, one by one, she waved off her friends who left the island to study. Many never came back.