Changed to constants for defaults
Changed to constants for defaults

Ferada/tugboat,haihappen/tugboat,petems/tugboat,conorsch/tugboat,Ferada/tugboat,conorsch/tugboat,beni55/tugboat,noma4i/tugboat,pearkes/tugboat,beni55/tugboat,mtbottle/tugboat,noma4i/tugboat,haihappen/tugboat