Hacienda Nosavar Tarcoles River Boat Tour offers the opportunity to perform a Guacalillo boat tour. The boats have a capacity for up to 25 people and take visitors for a ride through the mangrove ecosystem with its impressive mangrove species. As the boat approaches the sandbanks around the river, passengers will have the opportunity to see up close crocodiles of up to five meters long in its wild habitat. Passengers also have the opportunity to see over 250 different species of birds including the Kingfisher, Roseate Spoonbills, Anhingas and the Blue Heron.