1909.] THE CAYUGA LAKE BASIN, N. Y. 401 



54. Micropterus salmoides ( Lacepede ) . Large-mouthed black bass. 

 Common in the lake. Young of this species are found in sum- 

 mer and fall along with those of the former species. Specimens 

 obtained in the streams in December average between seven and 

 eight centimeters in length. 



18. Family Percid^. The Perches. 



55. Stizostedion vitreum (Mitchill). Wall-eyed pike. 

 Found in the lake but not common. 



56. Stizostedion canadense (Smith) Sanger. 



Found in the lake in about the same abundance as the preceding 

 species. 



57. Perca flavescens (Mitchill). Yellow perch. 



Abundant throughout the basin. It spawns during the first of 

 April. 



58. Percina caprodes zebra (Agassiz). Manitou darter. 



Rare. Two specimens have been recorded in this basin; one 

 May 27, 1907, in Fall Creek near the mouth and one July 18, 1907, 

 in the inlet about four miles from the lake. 



59. Boleosoma nigrum (Rafinesque). Johnny darter. 



One specimen taken in Renwick brook on the flats April 21, 

 1900, by T. L. Hankinson and C. O. Houghton. 



60. Boleosoma nigrum olmstedi (Storer). Tessellated darter. 

 Common in the lake and tributaries below falls. 



61. Etheostoma flabellare Rafinesque. Fan-tailed darter. 

 Common. Found in localities along with the preceding species. 



19. Family Serranid.^. The Sea Basses. 



62. Roccus chrysops (Rafinesque). White bass. 



Two specimens of this species have been taken from the lake 

 basin; one from the inlet April 18, 1877, and one April 15, 1896. 



20. Family Cottid.e. The Sculpins. 



63. Cottus ictalops (Rafinesque). Blob. 



Common at both ends of the lake in cold water. The eggs are 



