Plate 13. 
ADULT AND GRILSE FORMS OF MALE SALMON, WITH GENITAL ORGANS MATURE. 
The upper is the adult, the lower the grilse. The measure shown is ‘24 inches long. 
DIED FROM GILL PARASITES, LAST OF 
SUMMER RUN, SEPTEMBER, 1900. 
LAMPREY SCAR ON OPERCLE OF SALMON. 
