FISKEPLATSER NÄRA HOLWIERDE ultraviolett index i Appingedam (2.0 km) | ultraviolett index i Bierum (2.8 km) | ultraviolett index i Spijk (4.3 km) | ultraviolett index i Delfzijl (4.9 km) | ultraviolett index i Oudeschip (9 km) | ultraviolett index i Dukegat (9 km) | ultraviolett index i Roodeschool (10 km) | ultraviolett index i Eemshaven (11 km) | ultraviolett index i Knock (11 km) | ultraviolett index i Uithuizermeeden (12 km) | ultraviolett index i Krummhörn (13 km) | ultraviolett index i Termunten (13 km) | ultraviolett index i Woldendorp (14 km) | ultraviolett index i Uithuizen (15 km) | ultraviolett index i Emshörn (15 km) | ultraviolett index i Usquert (18 km) | ultraviolett index i Emden (Große Seeschleuse) (21 km) | ultraviolett index i Warffum (22 km) | ultraviolett index i Borkum (Fischerbalje) (24 km) | ultraviolett index i Leybucht (Leyhörn) (24 km)
