THIS IS MY RECOMMENDATION:
BE UPFRONT AND STRAIGHT FORWARD WITH THE MARINA....
TALK TO BOTH PARTIES AND SEE IF THE MARINA WILL WORK AROUND A "SCHEDULE" FOR YOU....FIND A SECOND MATE WHO CAN SUB FOR YOU WHEN YOUR PRESENCE IS REQUIRED AT THE MARINA
MAYBE ITS POSSIBLE YOU CAN MAINTAIN BOTH POSITIONS
LOOK AT ENROLLING AT A LOCAL COMMUNITY COLLEGE....FURTHER YOUR EDUCATION.... SO YOU WILL NOT HAVE TO WORK AT EITHER OF THESE TWO LOW PAYING JOBS
ONLY 1% OF ALL MATES IN THE WORLD CAN HONESTLY "MAKE A SOLID LIVING" BEING JUST A MATE....BEING A MATE NORMALLY REQUIRES TWO JOBS....FISHING BEING THE PART TIME GIG
GO WHERE THE MONEY IS 365!!!!.....THINK ABOUT CHRISTMAS TIME....WILL YOU HAVE WORK IN DEC-JAN? I BET THE AVERAGE NUMBER OF DAYS A MATE RECEIVES A SALARY IS WAY UNDER 80 A YEAR FOR MOST