viii CONTENTS 
CHAPTER IIT 
Results of Salmon Marking 
Early marking operations— Modern method of marking — 
Divided migration—Scottish and Irish records showing 
short and long periods in the sea—Increase of weight in 
kelts recaptured as clean fish—Significance of divided 
migration in regulating fisheries—Salmon returning to their 
qwn_river—Recaptures in other rivers—Recaptures on the 
coast—Direction of movements on coast—Kelts recaptured 
as kelts—Spring fish marked and recaptured Pp. 56-92 
CHAPTER IV 
The Scales of Salmon as Records of the 
Salmon’s Life 
Age of salmon to be told from their scales—Progressive growth 
of the scales—Lines of growth on scales—The spawning 
mark—Records of marked smolts as shown on scales— 
“Records of small spring fish marked as smolts—Infrequency 
of the spawning mark—Scales of kelt recaptured as clean 
fish—The average number of lines added—Scales of large 
salmon—Salmon disease—The bacillus of origin—Fungus 
spreads quickly on dead fish . ‘ : . Pp. 938-109 
CHAPTER V 
The Feeding of Salmon and Growth of 
the Genitalia 
Absence of food in salmon taken in fresh water—Feeding habits 
of fry—Food of salmon in the sea—Nutriment in tissues of 
estuary as against upper water fish— Transference of 
nutriment from muscles to reproductive organs 
Pp. 110-124 
