The Inhabitants of the Aquarium 137 



most yellow color, which is followed by a line 

 of round brown spots, larger near the head 

 and decreasing in size towards the tail. The 

 color of the belly is a grayish blue extending 

 the full length of the fish. 



Weather-fish (Cobitis fossilis) is a highly 

 interesting fish with a long, slender, almost 



Fig. 65. Weather-fish, Cobitis fossilis. 



eel-like body. The dorsal fin is small and is 

 placed nearly in the center of the back. All 

 the other fins are small and round in out- 

 line. The head and the mouth are small, 

 the latter being surrounded by a number of 

 fleshy barbels. The small bead-like eyes are 

 placed well forward and close to the mouth. 



