48 The Wilson Bulletin — No. 103 



and Brookeville Road, Maryland ; also from Chevy Chase. 

 Maryland, west to Glen Echo Junction, Maryland, on the 

 Potomac River ; thence south along the Conduit Road to 

 Chain Bridge, D. C, and back to Chevy Chase, Maryland. 

 Character of country traversed : woodland, 80 per cent ; fields, 

 20 per cent. Total distance traveled, 13 miles. Time in 

 field, 5:00 a. m. to 9:20 a. m. ; and 12:50 p. m. to 5:40 

 p. m. Total number of species observed, 67 ; individuals, 401. 

 A. M. Stimson. 



16. — Patuxent River, from Laurel, Alaryland, to Bowie, 

 Maryland. Traveled by train from Langdon, D. C, to Lau- 

 rel, Maryland, and from Bowie, Maryland, to Langdon, D. C, 

 29 miles; on foot, 15 miles, along the Patuxent River from 

 Laurel to Bowie, ]\Iaryland. Character of country traversed : 

 timbered river bottomland. 75 per cent ; open fields and pas- 

 tures, 25 per cent. Total distance traveled, 44 miles. Time 

 in field, 5 :00 a. m. to 7 :00 p. m. Total number of species ob- 

 served, 74; individuals, 934. E. G. Holt. 



17. — East Falls Church, Virginia. Traveled on foot. 2 

 miles, about East Falls Church. Character of country tra- 

 versed : woodland, 100 per cent. Total distance traveled. 2 

 miles. Time in field, 5:15 a. m. to 7:30 a. m. Total nuniber 

 of species observed, 43; individuals, 136. Mrs. L N. Ga- 

 brielson. 



The accompanying table gives in more graphic form the 

 number of each species observed by each party ; also the total 

 number of each species observed by all the parties during the 

 day, as well as the other totals given above. 



SOME FLORIDA HERONS. 



JOHN WILLIAMS, ST. MARKS, FLORIDA. 



An account of breeding colonies of Hydnviassa tricolor 

 ruHcoIlis (Louisiana Heron), and of Florida cccrulea (Little 

 Blue Heron) may contain little information to one familiar 

 with the breeding habits of these two species, but they may 

 be of interest to those who- have not had an opportunity to 



