of the Fishery Board for Scotland. 



25 



much ; 76 W. Spt., 21 to 30 cm. : t, 4 mm. : fat, none, some. The 

 stomachs were full of copepods. 



Clyde.— Loch Fyne, 1 mile S. of Tarbert, 15th May 1906:— 1 Full 

 herring, <3, nearly ripe, 25 cm. : t, 24 cm. : fat, practically none ; 45 Imm., 

 18 to 23 cm. : eggs, -1--2 mm. : o, 1-5-4 mm. : t, -2-4 mm. : fat, much, 

 some; 21 W. Spt., 21 to 24 cm. : eggs, -05--15 mm. : o, 2*5-8 mm. : t, 5 

 and 6 mm. : fat, much, some. In most cases the stomachs contained 

 copepods. 



Clyde.— Loch Fyne, Ardrishaig (?), 14th May 1908 :— 6 Imm., 19 to 23 

 cm. : eggs, -15 mm. : t, 2-3*5 mm. : fat, large quantity, some ; 1 S. Spr. 

 20 cm. : eggs, -27 mm. : o, 4 mm. : fat, much ; 90 W. Spt., 20 to 27 cm. : 

 eggs, -12--2 mm. : o, 3-8 mm. : t, 3-5 mm. : fat, some, much, none. The 

 stomachs were empty in some fishes ; food was found in certain cases. 



Clyde. — Loch Fyne, near Ardrishaig, 7th May 1908 : — 1 Imm. 

 14 cm. : eggs, -1 mm. : fat, a little; 14 W. Spt., 20 to 28 cm. : eggs, -1, 

 •12 mm. : fat, a little, none. The stomachs, with two exceptions, were 

 empty ; these were filled with copepods and schizopods. 



Clyde. — Upper Loch Fyne, 23rd May 1906 :— 1 Full herring, 18. cm. : 

 eggs, 1*1 mm. : ovary, 9 mm. [This fish seemed to be partly spent.] 139 

 Imm., 15 to 22 cm. : eggs, -1/15 mm. : t, 7, and flattened : fat, large quantity 

 (in one case, a trace of fat only) ; 3 W. Spt. 21, 22 cm. : old eggs in 

 ovary in one case : o, 7 mm., thin skin condition : fat, much. The 

 stomachs were, with a few exceptions, full of copepods ; the few exceptions 

 were empty. 



Clyde, — Upper Loch Fyne, 19th May 1905 :— 1 Full herring, <$., 35 cm. ; 



I W. Spt. 35 cm. 



West Coast. — Stornoway, 20 miles N. of Hona, 26th May 1905 : — 



II Imm., 20 to 25 cm. : eggs, *1— *1 5 mm. : o, 4, 5 mm. : t, 3, 5 mm. ; 11 

 S. Spr., 22 to 25 cm. : eggs, -$-'5 mm. . t, 9, 10 mm. ; 3 Full herrings, 

 25, 26 cm. (one S, 26 cm., was partly spawned) ; 22 W. Spt., 22 to 26 cm. : 

 eggs, *15-*25 mm. : t, 6-13 mm. 



West Coast.— Stornoway, 17th May 1907 :— 1 S. Spr. $. 28 cm.: 

 eggs, '7 mm. : o, 14 mm. : fat, much ; 48 W. Spt., 26 to 30 cm. : eggs, '1, 

 •15 mm. : o, 6-8 mm. : t, 8 mm : fat, large quantity, some. There was 

 food present in some stomachs. 



East Coast.— Aberdeen Bay, 15th May 1902 :— 22 Imm., 12 to 16 cm. : 

 o, 2 mm. : t, 1*5 mm. : fat, large quantity, some. 



East Coast. — Aberdeen, 40 miles E. by N. of Buchan Ness, 15th May 

 1908:— 49 S. Spr., 22 to 27 cm.: eggs, -25-*4 mm.: o, 5-14 mm.: t, 

 4-14 mm. : fat, some, much, none. Some of these herrings had the 

 stomach full of copepods and schizopods ; others had empty stomachs. 



Summary. 



Immature. — 12-25 cm.: eggs, -1--2 mm.: o, 15-5 mm.: t, 2-5 mm. : 

 fat, " a little "to i i large quantity." 



Full. — 18-26 cm. : eggs, 1*1 mm. : o, 9 mm. : t, 24 mm. : fat, practically 

 none. 



W. Spt.— 20-35 cm. : eggs, '05--25 mm. : o, 2-5-8 mm. : t, 4-13 mm. : 

 fat, from " none " to " a large quantity " (Stornoway). 



S. Spr.— 20-28 cm. : eggs, -25- 5, -7, -75 mm. : o, 5-14 mm. : t, 4, 14 

 mm. : fat, "none" to "much." 



Immature. — The ovary was more or less solid. The testis was shreddy 

 in structure. The amount of abdominal fat varied. In some it was large ; 

 in others it was practically absent. 



Full. — Six full herrings were obtained ; both sexes were represented, 

 Certain of these were partly spawned, 



