Table 5.— Analyses of variance of total number of gill rakers of young striped 

 bass of the 1955 year class from the tributaries of the ChesapeaJce 

 Bay (see Table 3) 



A Excluding the Rappahannock, York, and James River Systems 

 Source d.f. S.S. M.S. X 



Among Rivers 13 29.513 2.2702 2.92** 



Error 802 622.653 O.Tlbh 



B Excluding the Patuxent, Rappahannock, York and James River Systems 



Source d.f. S.S. M.S. _P 



Among Rivers 12 18.821 1.5684 1.98* 

 Error 750 593.672 O.7916 



C Excluding thie Wicomico, Patuxent, Rappahannock, York and James River Systems 

 Source d.f. S.S. 'M.S. F_ 



Among Rivers 11 1^4-. 792 1.3ij47 1.70 K.S. 



Error 701 553.592 O.7S97 



20 



