This checkoff list could be used by a scribe to keep track of which Scouts have earned which merit badges or could be used by an individual Scout.
Motorboating Merit Badge
With the fun of operating a motor boat boat comes the responsibility for keeping that boat in first-class condition, knowing and obeying the nautical "rules of the road," and gaining the general knowledge and skills to operate a boat safely.
Printable helps for requirements:
The BSA swim test is used to determine ability level so that participants can swim in an area which is appropriate for them.
A reader asks about how old a Scout should be to work on a merit badge. The Guide to Advancement provides some answers.
Safe Swim Defense provides the steps which a BSA unit must take to safely participate in an activity which involves swimming.
Before embarking on a boating activity with your scouts, make sure everyone is aware of the Safety Afloat guidelines.
The most familiar application of skill level limits is the swim tests which are administered at summer camp. But there are other examples as well.
Boating/Canoeing Troop Program Feature for Scouts BSA: The focus of this program feature is on fitness, boating skills, and swimming skills.