More Ideas!

Lots of shares on social media for the article on holey oysters and some new theories and comments coming in so I thought I could summarise them here.

On the London Mudlark page, readers thought the holes could have been created so that the shells could have been used as fishing weights, or possibly as a vegetable grater or peeler:

On the Thames Discovery page: a detailed discussion about possible natural causes and suggestions for some experimental archaeology:

A blog on holey oyster shells – all comments welcome!

Posted by Thames Discovery Programme on Thursday, 24 September 2015

On the MOLA page, an interesting theory about blister pearls:

Last April Fool's Day we suggested a new theory for the many holey oysters found on the Thames Foreshore, as an early…

Posted by Museum of London Archaeology on Thursday, 24 September 2015

Lots of comments on the Thames Discovery Programme group posts (scroll down to find the discussions) – this is my favourite:

Put a long square section wooden shaft through it and you have a sword”