128 



XXXIII.— rERCID^E. 



PEPtCA, Artedi. 



P. rLAVEfeCEN'.-. 



The American Vellow rercl). 



Body elongated, iiioderately eoiupressed, with the up|ier 

 outline arched, and the lower nearly straight. Tlie large 

 head is flattened and the snout full and ]'ound«d. The eye 

 is very large, more ©r less dnsky ahore, tinted with greenish- 

 yellow; sides, golden yellow; l)ell}' [>aler; eliin Hesh-colored. 

 {Six or eight vertical dusky bands, descending from the 

 back on tlie sides disappear on the belly. Yentrals and anals 

 bright orange; pectorals yellowish orange. Dorsals and 

 caudal dusky brown. 



Fin-rays: I). \:'>. 1. 1:5: P. 15; V. 1. 5: A. 2. b; C. 17. 



l\ flavesfciu Guenther 1 p. o^d. 



BodUinu.s Jlavesce)t8, Mitch, Pli. Trans. New York, I p. 

 121. 



I'ercn /iave.'ioe)is, Cuv. cV; Val. 11 )>. Pi: Uichardson. 

 Fauna lior. Amer., Fishes, ji. ], pi. 7-1: iStorer, Ile[)ort, p. 

 ,"), and yyno])sis, ]), 17, and Po.^ton Journal Nat, Hist. IV, j). 

 175; DeKay, New Y(U-k' Fauna, i^'ish, p. :!. pi. 1 tig. 1: 

 ilollu-., Ichth. fS. (Jar. p. 2 ]>]. 1, iig. 1. 



— (jra,iukd((, Cuv. c^- \'ai. 11 }>. PS, pi. I), coji. by DeKay, 

 New York Fauna, Fisli. ]>. 5. pi. OS, Iig. 22P. 



^ :<crr(d<)-rjniiuihii<' , {*:\.\y. &: Val. Up. 17: DeKay, 1. <\, 

 pi. 22, fig. (U. 



The ''American Yellow Percii" or L'oninion Perch" is soli- 

 tary in its habits^ and even when very abundant is never seen 

 in shoals. During the cold wcHther it is an inhabitant of 

 the deep water, but in tiie summer it swims slowly 

 against the current; it often stops very suddenly for a xhort 

 time, in an almost perpendicular position, searcliing for food. 

 and as suddenly darts forwards rapidly ibr a short distance, to 

 repeat the same mameuvre. Notwithstanding its tcetli are 

 small, it is xeY'jf voracious, and during July and August 



