130 FISH HARVESTING. 



Mountains I have never seen the Indians use 

 them as an article of diet, not from any dislike to 

 the fish, but simply because there are larger and 

 better fishes quite as abundant, and as easily 

 procurable. Whether there are any species in 

 the North-west, strictly marine, building their 

 nests in the sea and never entering fresh-water, 

 I am unable to say. 



The Fifteen-spine Stickleback ( Gas terosteus 

 spinachia} is along our own coasts strictly a ten- 

 ant of the ocean, and makes a nest of seaweeds 

 glued together with an adhesive mucus, in the 

 same way as the nests of our little friends are 

 cemented, that seek as their nursery the clear 

 cold streams of British Columbia, Oregon, and 

 Vancouver Island. 



THE BULLHEAD. --The stickleback has a near 

 relative, with a name nearly as ugly as the 

 owner, ' Bullhead ' being certainly not suggestive 

 of beauty! With such a name, we are the less 

 disappointed to find the entire family of our 

 friends ill-favoured, prickly, hard-skinned, and 

 as uncomfortable to handle as to look at. Plates 

 of scaly armour cover the head, from which 

 sprout sharp spines, like a crop of horns ; between 

 these are tubercles that have the appearance of 

 being rivets. The body looks like an appendage, 



