Which preposition to use with haddock

in Occurrences 5%

'Stephano, I long to have a Rowse to her Grace's Health, and to the Haunse in Kelder, or rather Haddock in Kelder, for I guess it will be half Fish'; and also Dryden's Amboyna (1673), Act iv, sc.

into Occurrences 3%

Cut up the haddock into square pieces, make a basin hot by means of hot water, which pour out.

at Occurrences 1%

Oilivitch first came under suspicion when it was discovered that Litvinoff had been seen to purchase a haddock at his shop.

of Occurrences 1%

If she prove as eager in the pursuit of her undersea quarry as she was on the trail of the U-Boat I would not change places with the cod and haddocks of the North Sea for the prize-money of an Admiral.

Which preposition to use with  haddock