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, S, 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, J., 35 cm. ; 



I W. Spt. $., 35 cm. 



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



II Imm., 20 to 25 cm. : eggs, -1-15 mm. : o, 4, 5 mm. : t, 3, 5 mm. ; 11 

 S. Spr., 22 to 25 cm. : eggs, -S-'S 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, 1-5-5 mm.: t, 2-5 mm. : 

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



Full.— 18-26 cm. : eggs, M 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. 



Fm^Z.— Six full herrings were obtained ; both sexes were represented, 

 Certain of these were partly spawned, 



