Alta alatis patent: One leg to stand on; Arenaria interpres
Alta alatis patent: Birds on wetland close to the shore
Alta alatis patent: Blauwe Balg May 2010, a photo to count numbers
Alta alatis patent: De Vlieter
Alta alatis patent: De Vlieter
Alta alatis patent: A hello from de Vlieter
Alta alatis patent: Willem Jacob
Alta alatis patent: Willem Jacob, Groningen
Alta alatis patent: Willem Jacob, Groningen
Alta alatis patent: across mussel beds
Alta alatis patent: Josina Elisabeth
Alta alatis patent: Horse riding on Vlieland beach
Alta alatis patent: Of they go
Alta alatis patent: Lepelaars, Platalea leucorodia, close to the shore south of Vlieland
Alta alatis patent: Vulnerable wetlands
Alta alatis patent: Vliehors express, traces in the sand
Alta alatis patent: sandhopper, Stortemelk, Vlieland-Terschelling
Alta alatis patent: Waddensea, june 2010
Alta alatis patent: Mussel bed, Waddensea, june 2010
Alta alatis patent: Nutrient-rich area, mussels
Alta alatis patent: The mudflat at low tide
Alta alatis patent: Anchor at low tide, Waddensea
Alta alatis patent: down in the mirror
Alta alatis patent: Endless mudflat
Alta alatis patent: Low tide, waddensea, june 2010
Alta alatis patent: Low tide in muddy waddensea
Alta alatis patent: Nutient-rich tidal, waddensea,
Alta alatis patent: Nutient-rich tidal, Waddensea, june 2010
Alta alatis patent: The rich mudflat