The gaps in butter openings, El Garzal, Mapancillo and San Juan are seasonal, approximately during eight months of the year the volume they house begins to descend towards the end of October and November. During the rainy season the volume of water floods approximately 5 to 8 meters deep with meanders up to a hundred meters wide, the overflow of the river Vinces, Quevedo, and Puebloviejo feed this great plain with topography of varied reliefs between 20 and 30 m. A.S.L. approximately that they are opening step and creating dendritic-aqueous formations. The site generates a high rice production during the dry season, since it is cultivated in a terrace system, that is to say as the water goes down the peasants proceed to sow and when the water to reached its maximum level the peaks of the mountains are used to sow maize. Remnants of tropical dry forest still persist in the site, which are used in the development of tourist alternatives.
There are several entrances to these wetlands: one of easy access is through the enclosure the memory to where you arrive taking from Vinces the road to Mochache, the deflection is to 12 min. If you do not have a private vehicle you can opt for buses that will Mochache to the entrance and continue on foot 1 km more.