E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Huntingdon Sturgeon (A).
An asss foal. Pepys, in his Diary, tells us that during a high flood between the meadows of Huntingdon and Godmanchester something was seen floating on the water, which the Huntingdonians insisted was a sturgeon, but, being rescued, it proved to be a young donkey.