Sentence:  Lord Erskine soon afterwards came to Brighton, and told Mrs. Coutts, if she would give him a dinner he would provide the fish from his own pond. She agreed; and his present proved to be an overgrown <WSD>pike</WSD>, weighing between thirty and forty pounds, and so hideous in its appearance that no guest touched it, the mere sight of it being perfectly disagreeable to many. 
Meaning of the word marked with <WSD> tags:  Any carnivorous freshwater fish of the genus "Esox", "especially" the northern pike, "Esox lucius".