on tli(j briniHclrs and small ci'UstacL'a aruiuul the piles oi' 

 bridges and beueatli scows and boats. They seem to prefer 

 deep liules and basins in the cliannels of estuaries, in salt or 

 brackish water. Many Rock-jish winter in the salt creeks, 

 but the majority seek the deep sea-water. 



In the kite winter and early spring large specimens full of 

 s[)a\vn are common in tlie Baltimore markets. The large 

 s})ecimens of this fish are known l)y the name of ^'Kollers.' 



AcAJ), Coll. 



MOPiUX!-:. (Jill. 



}[. A.MEUUAXA. 



The White Pei'ch. 



Body ovalj mueh compressed; arched and thin ahmg the 

 back, less arched and .■slightly thicker at the belly. Head 

 rather long^ but not mucli «lcvated; eyes very large. Light 

 bluisli above, and paler beneath: sides and abdomen white: 

 and without spots or marks, when just drawn from the water. 



Fin-rays: -D. !). I. 12: 1'. 11: V. 1.5; A. o. U: C. H. 



Pciva (.unvrirww,, (jiiml., ':>yst. \\)1. \, p. 1808. 



Moronc rufa, Mitchill, Re})ort, p. 18. 



Lahrcx iiiifcronotiis, Cuv. Oc Val. 11 p. 80, pi. 12: Daird 

 in Ninth Smith«on. Report p. o22. 



- ni/i'.s, DeKay, Xew York Fauna, Fishes, p. '.). jd. ;j tig. 

 7; (ruenther, I p. <»,"). 



— amcricaiiKA-, Holbr. ichth. f^. Car. p. 21, pi. ',>, fig. 2. 



— palUdic-s, DeKay, 1. c. ]». 11, }>!. 1, lig. 2. 



The dark variety oi' this iish is called '•Rlaek Ferch" on 

 the western shore of ^Laryland. it inhabits tlie rivers and 

 estuaries of the Chesa])eake Bay in brackisli Avaters, and some- 

 times swarms in such localities as th« Fotomac, soutii oi' 

 Alexandria. It i> much esteemed by the citizens of Balti- 

 more, and is a tavorite with certain anglers, who do not par- 

 ticularly value tly-fishing. 



AcAJ>. Coi.L. 



