220 



Field and Forest Ramblt 



es. 



by fishermen, but any weighing over six pounds are uncom- 

 mon. It is extremely prolific, swarming at certain seasons in 

 the effluent and influent lake streams, where thousands are 

 speared, netted, and taken by rod. Unlike the sea-trout, when 

 struck it leaps often out of water, and never dives. 



The relative dimensions of the individual, page 213, drawn 

 from a photograph, when compared with a salmon of nearly 

 the same size, are as follows : — 





Silvery sal- 



Sea salmon ; 





mon trout; 



weight, 





weight, i^lb. 



15 oz. 





In. 

 17 



Lines- 



5 



In. 

 15 



Lines* 



Length from tip of snout to ends of tail 



6 



„ „ ends of central rays of 











tail 



16 



1 



14 



5 



,, „ end of scales on tail ... 



15 



1 



13 



7 



„ „ end of base of adipose fin 



12 



5 



II 



1 



„ „ end of attachment of anal 



12 



5 



IO 



11 



,> >, anus 



II 





9 



7 



„ „ first rays ofventrals ... 



8 



5 



6 



9 



,, „ end of dorsal 



8 



6 



7 



2 



„ „ commencement of dorsal 



6 



5 



5 



9 



„ „ posterior edge of gillcover 



3 



6 



2 



8 



„ „ nape 



2 



5 



1 



8 



„ „ posterior edge of orbitar 











bones 



1 



7 







' » „ base of snout, i.e., hind 











part of orbit 



1 



9 



1 



2 



„ „ centre of orbit 



1 



5 



1 





„ „ tips of labials ... 



1 



9 







Length of labial bone 



1 



2 



1 





„ lower jaw 



2 



1 



1 



7 



„ pectoral fin 



2 



... 



1 



10 



„ ventral 



1 



5 



1 



5 



„ ventral appendage 





1¥ 







„ attachment of dorsal 



2 



I 







„ longest rays of ditto 



2 



2 



1 



8 



„ last ray of ditto 





A 





A 



„ attachment of adipose fin 





5 



ITT 





5 



„ height of ditto 





5 





fw 



„ attachment of anal 



1 



2 



1 



I 



„ longest ray of ditto 



1 



6 



1 



5 



,",' space between anal and tail 



2 



2 







„ lobes of tail ... 



3 









„ central rays of ditto from end of scales . . . 







1 



5 



„ depth of caudal fork 



1 



1 





&* 



* These two last admeasurements are very diagnostic between this 

 species and the salmon ; the rays being less scaled in the latter, whilst the 

 caudal fork is not so deep. 



