Illustrations 



FIG. 



111. 



1 [3. 

 1 14. 

 115. 

 116. 



1 17. 



1 18. 



ng. 

 I 20. 

 121. 

 1 22. 



1-3- 

 124. 

 125. 

 126. 

 127. 



128. 

 129. 

 130. 

 iji- 

 132- 

 133- 

 13;- 

 135- 

 136. 

 137- 

 138. 



139- 



140. 

 141. 

 142. 



143- 

 144. 



145- 



12-02. Smolt, confined in ISertha Loch fifteen months after becoming a smolt 



July 1904 ........ 



(I) S-oz. Loch Dupplin 'J'rout. (2) 12-oz. Smolt, confined in Loch Dupplin 



sixteen months after becoming a smolt. .August 1904 

 2-lb. Smolt, confined in reservoir two jears after becoming a smolt 

 Live Salmon with disease, under shade of a tree. December 1903 

 I 8-lb. Female Salmon, unspawned. November 1900 . 

 Two Male 4odb. Salmon, unspawned, found together as shown, cast up on 



the beach. December 1906 ..... 



i6db. Female .Salmon, partly spawned, almost dead. No\ ember 1906 

 Showing fungus developed after the fish was dead for a considerable time 

 7-llj. Male Cirilse, showing fungus partly developed on head. December 1905 

 20-lb. Female, showing fungus fully de\eloped on head. Decemljer 1904 

 I7.'.db. Sea-Trout. Largest e\"er caught in the Tay. June 1908 

 Sahrion, showing number of scales iVonr adipose fin to lateral line to be ten 

 Sea-Trout, showing scales from the adipose fin to the later.d line 

 Life-size Yellow-fin Smolt of the Sea-Trout. i st .May 1905 

 Life-size Yellow-fin Sniolts of Sea-Trout, going to sea. Kixer Tay. 1st May 1905 

 i-lb. Whitling. First retinal from the sea. July 1900 . 

 12-OZ. Sea-Trout, confined in IJeilha Loch one year after becoming a smolt 



|une 1906 ....... 



i-lb. \\'hitling. .Ypril 1904 ..... 



I.l,-lb. Sea-Trout. r 5th M;i\' 1904. Second return from the sea 



2l-]h. Sea-Trout. ist July 1904 



2-lb. Sea-Trout, caught in the Tay 5th February 1907 . 



Scale of Yellow-fin. i i oz. 27th April 1907 



Scale of Sea-Trout. i lb. Caught at sea, 31st July 1907 



Scale of Sea-Trout, gibs. Cocjuet, 25th July 1907 . 



i8.],-lb. Sea-Trout, caught in the Ta\- June 1900 



14-lb. Tay Sea-Trout. 14th .August 1906 



7-lb. Sea-Trout, from the Coquet, Northumberland. 25th July 1907 



Sea-Trout from the Cocjuet, a\'erage 7 lbs. 25th Jul\- 1907 



Supposed by fishermen on the Coquet to be a cross between Salmon and Sea 



Trout. 9 lbs. 9th Juh' 1907 .... 



M ) 7-lb. Grilse. (2) 7-!b. Sea-Trout. 7th July 1906. The Tay 

 8-lb. Sea-Trout. The Tay. 19th August 1907 

 (I) S-lb. Sea-Trout. (2; 5-lb. (".rilse. Tay. i 5th July 1907 . 

 Different types of Sea-Trout, 2 lbs. to 8 lbs. The Tay. .August 1905 

 Dift'erent types of Sea-Trout. d'he Tay. .August 1905 

 Sea-Trout, caught with fly in the sea. Scoiuie, Sutherland. July 1904 



XIU 



IC\GF, 



108 



109 

 10 

 16 



17 



18 



19 

 120 

 I 2 I 



126 

 127 



:8 



-9 



30 



I 3 1 



' ..1 J 

 34 



134 



' 3 5 

 36 



>36 

 37 

 38 

 39 



140 



[41 



142 

 [43 

 ■44 

 '45 

 146 



147 

 148 



