
The slices of membrane are treated with a solution to prevent infections in the oyster when the seed is implanted. The solution turns the membrane red.

Oysters are removed from the water every 3-4 months for cleaning, and are sorted for size. Oysters of the same size are placed back on racks for return to the…

Implanting spherical mother of pearl (shell piece) and slice of membrane into pearls. Oysters can survive out of the water about 5 hours.