Pickled herring is thought of as a delicacy in many parts of the world, especially in the Nordic countries.
plural: herring / herrings
I would like to eat a herring.
He deals in herring, and he always smells of it.
... Harbour once teemed with herring, its beaches rich with...
The police followed a red herring while they let the true criminal escape.
In order to distract the others, we brought up this irrelevant issue as a red herring.