Battling Fish Fraud With DNA Testing

itwbennett writes "High demand, high prices, and nearly identical cheaper alternatives is a recipe for fraud. Eel fraud, that is. This has led Japanese researchers to develop a method to cheaply and quickly batch-test DNA by taking small tissue samples from thousands of eels. 'If a non-local eel is found in a batch, more tests will be performed to find the guilty foreigner.'"