The Toa River, the largest in Cuba with 31 cubic meters per second, is located in the province of Guantánamo, near the city of Baracoa. Its name comes from an indigenous voice that means “frog”.
The river has a length of 130 km, born in the mountains of Nipe-Sagua Baracoa and flows into Cuchillas del Toa on the north coast of the province. It crosses an area declared a Biosphere Reserve by Unesco where the Alejandro de Humboldt National Park was created. Its basin is of approximately 1,060 km ² and the average annual rain is of 2,800 mm, the greater of all Cuba.
The river is one of the best preserved of the country due to the relative isolation of the zone where it is nailed, highly protected. Surrounded by the best preserved tropical forests of the insular Caribbean, it is an important ecological region.
It presents / displays a rich flora still not well studied by the Cuban scientists. Is surrounded by thick jungles, coconut curds, coffee, cocoa, the royal palm, bamboo, yagruma, precious woods and medicinal herbs and, above all, the National Flower of Cuba abounds, which pleasantly perfumes the whole environment.
The Toa, belonging to the north slope, receives the waters of 71 tributaries, which never stop running, even in the worst droughts. It has the highest average slope of the Cuban rivers. It has several waterfalls like El Saltadero, with 17 meters of height, although recent explorations consider that there are even greater waterfalls there. The Toan currents acquired a touch of legend, becoming a time ago main route for the transfer of fruits, especially the banana, on board of cayucas, small rustic boats, moved by the cayuquero or crewman who, standing in the stern, He drove it through the busy currents, by means of a lever or rod. In their waters mambises found food during the wars of independence of Century XIX. This river was also a habitation site for the aboriginal people who integrated the first agro-pottery cultures of Baracoa, more than 700 years ago. It is navigable to the vicinity of the settlement of Quivijan, about 17 kilometers from the mouth.
Located in the Duaba area, a few kilometers from the city of Baracoa, it runs at the foot of the Yunque and extends approximately 30 km from its birth in the region of Guantánamo, its channel is abundant and zigzagged oriented south-west northwest and Crystalline waters as it glides between mountains in a region of exuberant flora, in the vicinity of its mouth forms a tibaracón and in its vicinity is a beach of fluvial origin of the same name.
It occupies a basin of more than 17% of the territory of the municipality and expands by 171.2 km², is oriented from Southwest to the Northwest and has several tributaries, the most significant being the Rio de las Minas, which stands out for the extraction of aggregates, possesses A hyper-annual runoff module of 38.1 l / sec / km², considered to be the highest in the province after those in the Toa River basin.
It is born in the municipality of Imias and zigzags in the mountains of that area for 54.2 kilometers, has a navigable course of 250 m with the peculiarity that has formed a narrow canyon 220 meters deep, walls about 200 meters high, which Stretches inland for up to 4 kilometers. Divide the Blades of Baracoa from the terraces of Maisí. Together with the Toa, Duaba is one of the most scenic sites in the Cuban geography, with the highest biodiversity and endemism in the region.
It flows almost parallel to the Duaba River, from southwest to northwest and flows into the Bay of Baracoa, on its banks is seated part of the urban population of the city not being navigable. It has a similar tendency to other rivers in the region.
Located between the Bay of Taco and Cayoguaneque, southwest of its mouth extends a small beach and to the east an abrasive coast, it is navigable up to 500 m from its mouth.