Pantanal, Brazil with 82 records
Wellington, Canada with 72 records
Churchill, Canada with 65 records
Prince Edward Point National Wildlife Area, Canada with 38 records
Bloomfield, Canada with 32 records
St. Augustine, USA (United States) with 29 records
Kuala Gula Bird Sanctuary, Peninsular Malaysia with 28 records
West Point, Canada with 27 records
Christmas Island, Christmas Island with 26 records
Fuseta, Portugal with 25 records
Sandbanks Provincial Park, Canada with 24 records
Tijuana River National Estuarine Research Reserve, USA (United States) with 20 records
Oak Hammock Marsh, Canada with 20 records
Concón, Chile with 18 records
La Isla Ecological Park, Chile with 18 records
Caraça Monastery, Brazil with 18 records
El Yeso Reservoir, Chile with 15 records
Ash island, Australia with 15 records
El Rocío, Spain with 15 records
Baie-du-Febvre, Canada with 14 records

This is a list of the top 20 specific localities, sorted by the total amount of materials.