Nam Sang Wai, Hong Kong with 55 records
Mai Po Marshes Nature Reserve, Hong Kong with 27 records
Pui O, Hong Kong with 24 records
Wisdom Valley, China (Northern) with 21 records
Victoria Park, Hong Kong with 20 records
Causeway Bay Typhoon Shelter, Hong Kong with 17 records
Balmoral Beach, Australia with 13 records
Hong Kong Park, Hong Kong with 12 records
La Chapelle-Blanche-Saint-Martin, France with 10 records
Guánica Dry Forest Reserve, Puerto Rico with 9 records
Long Valley, Hong Kong with 8 records
Guánica, Puerto Rico with 7 records
San Juan, Puerto Rico with 6 records
Pokfulam Reservoir, Hong Kong with 6 records
China (Northern), China (Northern) with 6 records
Sukau, Sabah with 5 records
Kowloon Park, Hong Kong with 5 records
Lamma Island, Hong Kong with 4 records
Snowy River, China (Northern) with 4 records
Broome Bird Observatory, Australia with 3 records

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