Sea- Trout of Europe 281 



grows beyond three pounds and consumes four 

 years in getting to be about two pounds in 

 weight, but little confusion, in recognizing either 

 species, will occur over this red-spot theory, or 

 fact, as the case may be. 



Another foreign salmon-trout, "the sea-trout of 

 Europe" (Salmo trutta, the specific name being 

 the derivative from which the word "trout" 

 arises), has been sparingly introduced and reared 

 in American waters. It must not be confused 

 with the native sea-trout, which is a charr, the 

 difference between the two fishes being plainly 

 indicated by the location of the teeth on the roof 

 of the mouth, as has been explained in a previous 

 chapter. Various popular names have been given 

 to this fish, such as "guiniad," "bull-trout," and 

 "salmon-trout." Its habits are similar to those 

 of our indigenous sea-trouts ; it is migratory, and 

 is found running up streams emptying into the 

 Baltic and North seas, and in those of Great Brit- 

 ain, being very numerous in Scottish waters ; it 

 also runs up the Seine and Loire in France, 

 where it is called truite de mer, and is not infre- 

 quently taken on the southern shores of the Cri- 

 mea. It hybridizes with other salmonoids, and 

 that fact is one of the primary causes of the great 



