FISHES FROM TH^: SEA-BOTTOM 



435 



the fauna of the abyssal area, not one species of this genus 

 has been found in the cold water of the Norwegian Sea, where 

 the genus Lycodes (of the family Zoarcidae) predominates. But 

 Lycodes is not limited to the Norwegian Sea, being represented in 



Fig. 309. — -The Norwegian Sea. 



Continuous line-— 600 metres. Broken line =2000 metres. 



Section through a, b, c, shown in Fig. 310. 



the abyssal depths as well as on the slopes of the Atlantic, though 

 no species has been found common to the Atlantic and the 

 Norwegian Sea. To the Danish scientist Adolf Jensen we owe 

 our knowledge regarding this interesting biological fact. 



