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oj the Fishery Board for Scotland. 
ARDRISHAIG, SEPTEMBER 15, 1905. 
These herring were very small, the average length of six females being 
20cm., and the average weight 80 grammes. The weight of the ovaries 
in these six herrings was 5-70 grammes weighed in the fresh condition— 
that is to say, the average weight per fish was ‘95 grammes. The ova 
were very immature, varying in size from ‘15mm,.-—45mm. 
The male herrings had approximately the same measurements, the 
average length of eleven being 20cm., and the average weight ‘75 grammes. 
The testes from these eleven herrings weighed 10°65 grammes in the fresh 
condition, 7.e., ‘97 grammes per fish. 
Analyses :— 
Females— 
I.—Muscles. 
(a) Amounts stated in percentages of fresh material. 
Water. Proteid. Fat. P,0; 
63°68 19:28 11°81 64 
(b) Grammes in totel muscles of average fish, 
Proteid. Fat. P.O; 
10°41 6°37 34 
T1.— Ovaries. 
(a) Grammes in 100 grammes fresh ovaries. 
Water. Proteid. Fat. PO, 
66-02 18:91 7°34 1:23 
(6) Grammes in ovaries of average fish. 
Proteid. Fat. P,Q; 
017 0-07 ‘O11 
Males— 
I.—Mauscles. 
(a) In percentages of fresh material. 
Water. Proteid. Fat. P.Os 
61°68 18°65 14:25 "52 
(b) Per average fish in total muscles. 
Proteid. Fat. P.O; 
9°32 712 "25 
II.—-Testes. 
(a) In 100 grammes fresh material. 
Water. Proteid. Fat. P30; 
72:00 22°18 2°84 — 
(6) In total testes of average fish. 
Proteid. Fat. P.O; 
0:21 0:27 — 
Octosrr, 1905 (Loch Fyne). 
Some of these herrings were in rather a more mature condition than 
others, and so the females have been divided into two series for analysis ; 
first, those with ovaries containing ova of about ‘28mm. in diameter, and, 
secondly, those whose ova averaged ‘59mm. 
