reed spikes along a frozen pool with snow

background belgium bog botanical botany bourgoyen brown climate cold commo corcass day ecology fen fenland flanders flower frozen ghent gras ice marsh marshes marshland mire moor morass moss natural nature environment peat plant poacae pocosin pond pool puddle quag quagmire reed reserve salina salt saltings slough snow spikes sump swamp swampland texture water wetland whit winter frost