fenland

low-lying wet land with grassy vegetation; usually is a transition zone between land and water; "thousands of acres of marshland"; "the fens of eastern England"

सैलसेट द्वीप की पूर्वी ओर दलदली इलाका है जो जैवभिन्नताओं से परिपूर्ण है।

Low wetlands with few trees are called fenlands.