This week is oyster week in London.
https://thewordrobe.co.uk/2018/04/09/dive-in-to-londons-first-oyster-week/
It is infertility week in the US.
Oysters are considered an aphrodisiac because they contain a lot of zinc which helps sperm production.
Oysters are sold at Stew and Oyster in Kelham Island.
I have also had oysters in Ston Croatia where they are bred on ropes.
Wonderwall 