22 



Samples Al and A2 were caught north of the Fame Islands 

 on 27th and 28th of June, and had a higher age composition than 

 samples 1, Bl and B2. The age composition of samples Al and 

 A2 was as follows : — 



Winter Uings. 

 2 3 -1 5 6 + 



Sample CI was caught 13th July to the south of samples 2 

 and 3. The age composition of this sample, which was higher 

 than that of samples 2 and 3, was as follows : — 



Towards the end of July and during August and the beginning 

 of September, the age composition of the samples which came 

 from the fishing grounds from the Fame Islands to the south of 

 the Durham coast, was much higher than earlier in the herring 

 season, and shows an immigration into the area of fish with four 

 and five vv inter rings. 



From the northern portion of the area samples A3, Dl and A4 

 were obtamed on 27th July, 26th August and 9th September 

 respectively. They were caught ver}^ near the localities from 

 which samples 1, Bl and B2 came in June and the beginning of 

 July, and they had the following age composition, which differed 

 from that of the earlier samples. Herrmgs with four winter rings 

 now greatly predominated. 



The southern portion of the area was represented by samples 5 

 and 6, caught 22nd August and 30th August respectively, in much 

 the same locality as samples 2 and 3 taken in early July. They 

 had the following age composition : — 



Winter Rings. 



2 3 4 5 6 6 + 



Sample 5 ... — 8-0 430 36-5 9-5 3-0 



,, 6 ... — 20-2 510 25-6 24 1-2 



