Feathered Mosquito Fern (Azolla pinnata) Introduced/Invasive, floating aquatic plants that are covering large surfaces of the shoreline and canals.
Caño Negro National Wildlife Refuge (Refugio Nacional de Vida Silvestre Caño Negro) is in the Northern Lowland plains near the Nicaragua border. It covers 25,000 acres (10,000 ha) of wetlands, rainforest and swampland. It is one of the most important wetlands in the world. The refuge was named Wetland of International Importance in 1991.
Pls help confirm or ID Thx