Since 2015, Florida Adventures and Rentals has been a leading provider of Eco Tours on Marco Island, offering kayak tours, boat tours, jet ski tours, fishing charters, shelling trips, dolphin tours, and rentals of kayaks and paddleboards. Founded by Chris Reilly and his wife Sole Reilly, the company focuses on customer service, safety-trained professional guides, and tailoring experiences to guests' needs in areas like the Ten Thousand Islands and Rookery Bay Reserve.

Treasure Seekers Shell Tours offers shelling, eco, sunset, and fishing tours exploring the barrier islands in the Ten Thousand Islands, located just a few miles south of Naples, Fort Myers, and Sanibel Island. They provide private charters with customizable itineraries for up to 6 guests and group tours for 4-6 guests, featuring smooth rides on 25-foot center console boats or Sea Pro 248 Bay Boats with onboard bathrooms, refreshments, and expert guidance by Florida Master Naturalists and licensed captains. Tours emphasize ethical ecotourism, wildlife encounters, and discovering rare shells like Junonia, Lightning Whelks, and Florida Horse Conchs.

Nautical Life Shelling Tours, owned and operated by Capt Escarra, a native Floridian with 47 years in the Naples-Marco Island waters, offers eco-friendly shelling tours in the Ten Thousand Islands aboard a 2017 Carolina Skiff 258 DLV. Tours depart from Goodland Boat Park, stopping at two secluded islands or sandbars, with private customizable options emphasizing safety, environmental stewardship, and wildlife education.