Passeriformes
Acrocephalidés
Acrocephalus
gracilirostris
Lesser Swamp Warbler (Acrocephalus gracilirostris) is a species of bird in the Acrocephalidae family.
Shrubland : Subtropical/Tropical Moist ; Grassland : Subtropical/Tropical Seasonally Wet/Flooded ; Wetlands (inland) : Permanent Rivers/Streams/Creeks (includes waterfalls), Bogs, Marshes, Swamps, Fens, Peatlands, Permanent Freshwater Lakes (over 8ha) ; Marine Coastal/Supratidal : Coastal Brackish/Saline Lagoons/Marine Lakes