Marcel PerdomoInsider spoke with 3 boat owners who earn money by renting out or chartering their vessels.Some say business grew in the pandemic as people eager to head out saw boats as a safe way to do so.One boat owner told Insider he handles 75 charters a week on average, grossing $200,000 per month. With summer underway, people are looking to head out on the water in greater numbers. The pandemic has only sparked even more interest, as people looking for a break from lockdowns turned to boating. Last year, there was a 35% jump in the number of boat purchases made by first-time buyers, according to the industry publication Trade Only Today.Insider spoke with three boat owners who derive at least part of their income from renting out or chartering these vessels.