I would put things such as good boat condition, attentive crew etc under heading of basic requirements.
Under heading of safety equipment
, I think 1st is good anchor
Listen to ch 16 off any coast of USA. What is discussion with CG and 'vessel in distress'?
Mayday! Our engine
don't work and we are drifting toward the rocks!!!
CG: Have all crew put on their life jackets if not already done. >> OK.
CG: Have you deployed an anchor
? >> No >> Deploy your anchor >> Duh, OK.
The life jackets are for when you don't have a good anchor and rode
, and you end up on the rocks.
Of course many other things can happen at sea, but I will go with the above since it is a situation that happens so very often with boating