When we go out in one of our small boats, my husband's "small boat toolkit" includes a tiny little plastic whistle that counts as the Coast Guard-required "noise making device." So we typically don't bring an air horn or any other type of horn or whistle. But the toolkit is always stuck away in the bow locker or under the console or somewhere that it's not very accessible, so I started thinking that we really should get in the habit of bringing an air horn to keep handy.… Read more »