On the Movements and Food of the Herring^ etc. 401 



taken in abundance and where few or no herring were 

 caught. 



Herring 

 Plentiful. 



^ Noss Head, W. \ N. 30 miles, . . "k Surface Temperature, 

 Skekry Light, N.W. I N. 19^ miles, j 50° -3. 



Annelid larvae, . . many. 



Zooeae, .... many. 



Copepods, . . . common. 



Glohigerina bicUoides, many, covered with their beautifully 



delicate spines. 



Radiolaria, . . . few. 



Appendicularia, . . common. 



\ Peridiiiium, . . . few. 



Herring 

 Plentiful. 



^ Skerry Light, "W. I N. 27| miles, , -j Surface Temperature, 

 Lamba Ness, N.W. by N. 31 miles, . J 50° -4. 



The localities are indicated by the cross-shaded patches on 

 the accompanying chart. 



3. 



No 

 Herring. 



Diatomaceous Zone, chiefly Rhizosolenia Shruhsolei. 



Few 

 Herring. 



'Ve Skerries, E. by N. 12 miles, with \ 



a drift over the same bearings of 5 r Surface Temperature, 

 miles, . . . . . • I 52°-2. 



FouLA Island, E 



Copepods, 

 Zooeae, 

 Radiolaria, 

 Medusae, . 

 Rhizosolenia, 



side 



S. 4 W. 9 miles, 



. very few. 



. one, 



. several. 



. several. 



. common. 



