of the Fishery Board for Scotland. 



83 



which will b9 supplied to you shortly. The bottles, when filled, should 

 be transmitted by you in the cheapest and most convenient way. 



You are directed to continue forwarding from time to time — say, once 

 or twice a week — the samples of herrings and sprats, in terms of previous 

 instructions. 



You will acknowledge receipts of these directions on their reaching you. 

 — I am, Sir, your obedient Servant, 



Dugald Graham, Secretary. 



Fishery Officer, 



Fishery Board for Scotland, 

 Edinburgh, 9th February 1884. 



Sir, — Referring to circular letter of 31st December last, on forwarding 

 supplies of fish for the Scientific Investigation Committee, — 



I am desired to request that, in addition to the information therein 

 called for, and which you are at present supplying to the Committee, you 

 will, so far as you are able, include the following :— 



1. Time of night or day when the fish are caught. 



2. State of the weather and of the surface of the sea, and, when pos- 

 sible, the surface and bottom temperatures. 



3. Proportion of stomachs examined which contain food. 



You are also requested to obtain what information you can as to when 

 herring and sprats or other fish feed, and whether they feed at or near the 

 surface, or at or near the bottom, and what influence temperature, sun- 

 shine, and the weather have on their feeding and other movements. 



You are further requested only to send stomachs of fish containing 

 food. — I am, Sir, your obedient Servant, 



Dugald Graham, Secretary. 



Fishery Officer, 



