There is also a profitable shark fishery in the hands of Arabs.
Hardly of less scientific interest is the Port Jackson shark (Heterodontus).
A, Shark (Lamna cornubica), with long lobe of tail upturned.
The manufacture of cod-liver oil for pharmaceutical purposes is naturally somewhat limited, as Norway, Newfoundland, and latterly also Japan, are more favourably situated as regards the supply of fresh cod, but the technical liver oils (cod oil, shark-liver oil) are produced in very large quantities in Grimsby, Hull, Aberdeen, and latterly also on the west coasts of the United Kingdom.
My guess is that you accept the slim possibility that a shark might get you, and swim in the ocean anyway.
Though fruit-trees will not bear there is an abundance of edible berries; the rivers and lakes abound with trout, perch, pike and other fish, and in the lower waters with salmon; and the cod, herring, halibut and Greenland shark in the northern seas attract numerous Norwegian and Russian fishermen.
There are also important fisheries for cod, caplin, halibut, red fish (Sebastes) and nepisak (Cyclopterus lumpus); a shark (Somniosus microcephalus) is taken for the oil from its liver; and sea-trout are found in the streams and small lakes of the south.
Thus the shark, the ichthyosaur, (After a drawing by Charles R.
To W.N.W.; the uninhabited ones, mere rocks and reefs, valuable only for their guano deposits and shark-fishing grounds, continue the chain several hundred miles farther W.N.W.
($12,940); shrimp, 306,500 lb ($ 12,452); terrapin, 27,521 lb ($5,580); mullet, 138,000 lb ($3782); jewfish, 79,500 lb ($373 8); channel bass, 102,000 lb ($355 0); squeteague, 85,700 lb ($3 0 59); shark, 90,000 lb ($1800).