Collecting beach water at Hung Shing Yeh Beach in 1980s
Counting
E. coli colonies on filter membrance
E. coli colonies on filter membrane
Field measurement
Field measurement
Incubating filter membrane
Interviewing beach visitors in an earlier study
Performing membrane filtration
Performing membrane filtration
Registration of microbiological samples
Sampling and field measurement
Sampling and field measurement
Sampling at Silvermine Bay Beach
Sampling at a storm channel in Deep Water Bay Beach
Sampling at a storm outlet in Repulse Bay Beach
Sampling at Repulse Bay Beach in 1990s
Staff attending training workshop