Table 1.

Field sampling sites for snails Biomphalaria straminea in Hong Kong

Sampling site	District	GPS coordinates	B. straminea
Lo Wu Border (LW)	New Territories	22.526486, 114.112326	Yes
Ping Che Road (PCL)	New Territories	22.516650, 114.166232	Yes
Shek Sheung River(SSH)	New Territories	22.505979, 114.118531	Yes
Ng Tung River (NgT)	New Territories	22.507454, 114.135875	Yes
Shan Pui River 1 (SB)	New Territories	22.455540, 114.031890	Yes
Kam Po Road (JP)	New Territories	22.433702, 114.067210	Yes
Fu Hang Road (HKL)	New Territories	22.414986, 113.984772	Yes
Sam Long Apartments (SG)	New Territories	22.333522, 114.239565	Yes
Little Hawaii Trail	New Territories	22.331859, 114.247215	No
Ta Shek Wu	New Territories	22.462304, 114.106114	No
Tan Chuk Hang	New Territories	22.512544, 114.177685	No
Chinese University of Hong Kong	New Territories	22.416144, 114.207924	No
Upper Shing Mun Reservoir	New Territories	22.392784, 114.149916	No
Kowloon Reservoir	New Territories	22.351072, 114.153883	No
Ho Chung	New Territories	22.354735, 114.246225	No
Lam Uk Tsuen	New Territories	22.451903, 114.027649	No
Fairview Park	New Territories	22.472910, 114.050549	No
Shan Pui River 2	New Territories	22.469330, 114.030305	No
Lee Uk Tsuen	New Territories	22.537282, 114.150019	No
Tung Chung River	Lantau Island	22.276882, 113.931202	No
Wong Lung Hang Road	Lantau Island	22.279049, 113.941154	No
Hong Kong University	Hong Kong Island	22.282796, 114.138440	No
Hong Kong Park	Hong Kong Island	22.277658, 114.162057	No
Aldrich Bay Park	Hong Kong Island	22.282800, 114.224999	No
Aberdeen Country Park	Hong Kong Island	22.282924, 114.225162	No
Wong Nai Chung Reservoir Park	Hong Kong Island	22.282924, 114.225162	No
Tai Tam Tuk Reservoir	Hong Kong Island	22.282924, 114.225162	No