206 SALMONIA. 



feeding much upon flies and their larvae, 

 and not usually preying upon small fish as 

 the trout. It has a very strong stomach, in 

 texture like that of the gillaroo trout, and is 

 exceedingly fond of those larvae which inhabit 

 cases, and are usually covered with sand or 

 gravel. I once caught a grayling in the Wo- 

 chain Save, that weighed about Ij pound, 

 the stomach of which equalled in size a very 

 large walnut, and contained some small 

 shells, and two or three white round pebbles 

 as large as small beans. In accordance with 

 their general habits of feeding, grasshoppers 

 are amongst their usual food in the end of 

 summer and autumn; and at all seasons, 

 maggots, upon fine tackle and a small hook, 

 ofl^er a secure mode of taking them, — the 

 pool having been previously baited for the 

 purpose of angling, by throwing in a handful 

 or two a few minutes before. 



PoTET. — You just now said, that you 

 thought the Lapland fish, considered by Lin- 

 naeus as grayling, was the same as Back's 

 grayling; but I find, in the Appendix to 

 Captain Franklin's narration, two grayUngs 

 described as belonging to the northern re- 



