Among the city's manufactures are lumber, foundry and machine-shop products, naval stores and oars; and there are shad and sturgeon fisheries.
Barlow, Sturgeon and others then showed that a copper disk could be made to rotate between the poles of a horseshoe magnet when a current was passed through the disk from the centre to the circumference, the disk being rendered at the same time freely movable by making a contact with the circumference by means of a mercury trough.
The most useful economically are several species of sturgeon and of herring, trout,barbel,chubb,bream, ray,sea-dace, carp, anchovy.
In search of a gravelly spawning-ground the sturgeon go up the river as far as Sarepta (250 m.).
In the rivers and lakes pike, pickerel, white fish and sturgeon supply food for the natives, and the brook trout is found in the small mountain streams. The turtle and frog also appear.
I know not that any other author has hinted of the matter; but by inference it seems to me that the sturgeon must be divided in the same way as the whale, the King receiving the highly dense and elastic head peculiar to that fish, which, symbolically regarded, may possibly be humorously grounded upon some presumed congeniality.
The lakes of Ontario and Manitoba produce white fish, sturgeon and other fresh-water fish.
The chief are the Sardab-rud, Chalus, Herhaz (Lar in its upper course), Babul, Tejen and Nika, and all are well stocked with trout, salmon (azad-mahi), perch (safid-mahi), carp (kupur), bream (subulu), sturgeon (sag-mahi) and other fish, which with rice form the staple food of the inhabitants; the sturgeon supplies the caviare for the Russian market.
Among European freshwater fishing-grounds, the Danube is only surpassed by the Volga; the most valuable fish being sturgeon and sterlet, mostly netted in the St George mouth; carp, often weighing 50 lb; pike, perch, tench and eels.
In the Volga below Nizhniy-Novgorod the sturgeon (Acipenser ruthenus), and others of.