So you want to go sea-kayaking

A watersport that uses kayaks, or small boats, which can accommodate one, two or occasionally three paddlers. Sea kayaks are covered and are longer and narrower than standard kayaks to help break over ocean waves, carry camping gear, food, water and supplies and to cover greater distances using little effort. What it is:

Whitewater/freestyle nor recreational kayaking, which use shorter boats that are easier to manoeuvre on rivers, lakes and shallow coastal waters. ...