PLATE V. 
regular parallelogram, and making a loud hissing noise. On the 
coasts of Sicily there are established fisheries for the Tunny, where 
they are taken and salted, or dried, and form a considerable article 
of trade with the adjacent kingdoms. 
Tunnies sometimes frequent the most northern parts of the British 
coasts in pursuit of herrings, but not in shoals ; and were not known 
to visit the southern parts of the kingdom till the summer of 1801, 
when three were captured near the entrance of the river Thames, 
and brought to Billingsgate market for sale. 
The usual length of diis species is about two or three feet ; those 
of six or seven feet in length are not common, and it is very rarely 
that they exceed ten feet. 
The flesh is tolerable : when raw, it looks like beef, but becomes 
of a much paler hue in boiling. Its flavour is between that of salmon 
and mackrel, though certainly inferior to either. 
