CHAPTER XI. 



FISH FOR TUB MARINE AQUARIUM, 



Some Fish will live In cither Fresh or Salt water — Fish require Heal Sea Water or 

 Artificial Sea Water that has been well seasoned— Anemones may be Introduced 

 into Fresh Artificial Sea Water — Advantage of Fish in an Aquarium — The Min- 

 now or Killi-fish— " Minny " a tame Fish— Singular effect of Fright on the 

 Minnow — Big Killie— Common and Spotted IJcrgall— Sand Smelt— Sticklebacks- 

 Variegated Goby— Sea-weed Nlenny— Fringed Ulenny— Eels— Striped Mullet— Sea- 

 Scorpions — Pipefishes and their curious Habits— Suckers— Six-banded Chasmodes— 

 Sand Launcc— Sea Horse. 



The fish used for the purpose of stocking a marine Aqua- 

 rium are, of course, different in characteristics from those 

 introduced into a fresh-water tank, inasmuch as few fish will 

 live iu both fresh and salt water. There are some, how- 

 ever, that will do so: as, the minnow (Fuiululus fusciutu-s) 

 and the sticklebacks (Gasterostews). If either of these fish 

 are taken out of salt water and thrown, at once, into fresh, 

 they will sink to the bottom, but after about an hour begin 

 to feel more comfortable and make themselves at home. 

 I have, now and then, had minnows which have been taken 

 out of Long Island Sound, that would not live when intro- 

 duced into fresh water. 



As in the fresh-water tank, so with the marine one, the 

 fish are the last objects introduced ; as they are the highest 



