94 THE OCEAN. 
eye of the turbot-fisher, with his powers sharpened 
by interest, fails to detect a fish when thus con- 
cealed; and he is obliged to have recourse to another 
sense, ‘Gace lines upon the mud with an irvn- 
pointed pole, that the touch may discover the latent 
fish. In the structure of the head, again, there is 
a peculiar and very remarkable provision for the 
TuRBOT-BOAT OFF SCARBOROUGH. 
wants of the creature. If the eyes were placed as 
in all other animals, one on each side of the head, 
it is plain that the Flat-fishes, habitually grovelling 
in the manner described, would be deprived of the 
sight of one eye, which being always buried in the 
mud, would be quite useless. To meet this diffi- 
culty, the spine is distorted, taking, near the head, 
a sudden twist to one side; and thus the two eyes 
