AUTUMNAL SALMON. 81 



Upper Hp grey : lower reddish- white : inhabits Lake 

 Baikal in Siberia, out of which it migrates at the 

 spawning season up the rivers : flesh white : eggs 

 yellow : in considerable esteem as a food. 



AUTUMNAL SALMON. 



Salmo Autumnalis. S. argentens^ maxilla inferiore longioref 



radiis pinnce dorsi widechn. 

 Silvery Salmon, with the lower jaw longer than the upper, and. 



eleven rays in the dorsal fin. 

 Salmo autumnalis. S. maxilla inferiore longiore, radiis pinnce 



dorsi uudecim. Lin. Gmel. Fall. it. 3. p. 705. 



, Length near a foot and a half : body plump, ])ut 

 compressed, with the back very slightly angulated : 

 scales large and silvery : irides pale gold-colour : 

 mouth toothless : tail forked : inhabits the frozen 

 .sea, out of which it ascends the rivers of Patzora 

 and Jenesei, and, by the Angara, into the Lake 

 Baikal; returning in autumn in immense multi- 

 tudes : dies very soon after being taken out of the 

 water. 



V. V. p. I. 



6 



