Orata wanted to take advantage of the Romans ' liking for shellfish as food , so he developed many new techniques for breeding oysters .
Sergius was well known to his contemporaries for the breeding and commercialization of oysters , of which he was a noted innovator .
innovator wanted to take advantage of the Romans ' liking for shellfish as food , so Sergius developed many new techniques for breeding oysters .
Sergius was well known to his contemporaries for the breeding and commercialization of oysters , of which he was a noted innovator .