ILLINOIS AUDUBON BULLETIN 29 
FIGURE I| shows the counties in each 
District; TABLE 1 depicts the earliest ar- 
rival date and TABLE 2 reflects the latest 
departure date for selected migrants 
throughout the state. (The total compila- 
780 OUD/S 
tion for all species is available on request). 
A zero (0) in the Tables indicates that the 
species was not reported during the 
period; a plus (+) or dash (—), the species 
was reported, but probably not the earli- 
est arrival or latest departure; an “S,” 
arriving migrants could not be differen- 
tiated from summering individuals; a 
Lizinors 
ve) 
Ae ey 
a 
“W,” departing migrants could not be 
/ 
safely differentiated from wintering indi- voter) 
viduals. Unless otherwise noted, dates yee 
which appear in the tables have not been 
included in the following species account. Freure 1 
LOONS and GREBES. Most Common Loons appeared this fall in early to mid- 
November; however, from 10 to 20 were present at Rend Lake beginning 25 Oct..(B. 
Peterjohn); two were still present in McLean Co. at the end of Nov. (D. Birkenholz). One 
Arctic Loon was identified and present there from 29 Nov. thru 7 Dec. (R. Sandburg, 
m.ob). The first Red-throated Loon of the season was reported from Palos, 26 Oct. (fide L. 
Balch); two more were found at Glencoe, 9 Nov. (C. Clark). Single Red-necked Grebes 
were found at Wilmette, 26 Oct. (C. Clark), Rend Lake, 22 Nov. (*M. Morrison) and 
Decatur, 7-10 Dec. (R. Sandburg). There were several Horned Grebes reported; the first 
was found in Springfield, 22 Sept. (D. Bohlen); two more arrived in Vermilion Co., 29 
Sept. (M. Campbell); a peak of 30 were reported from Decatur (R. Sandburg) and 55 at 
Rend Lake, 30 Nov. (B. Peterjohn). The only Eared Grebe recorded was present at 
Decatur from 29 Nov. thru 4 Dec. (R. Sandburg). Two Western Grebes were noted at Rend 
Lake, 15 Nov. (*B. Peterjohn, M. Morrison). On | Oct. there were an abundance of 
Pied-billed Grebes in central Illinois; over 300 were counted at Decatur (R. Sandburg) and 
560 at Springfield (D. Bohlen) that day. 
PELICANS, CORMORANTS and EGRETS. The first White Pelican appeared 27 
Sept. at Lake Chautauqua and was still there 8 Nov. (D. Bohlen, m.ob); others, all singles, 
were observed in Kane Co., 25 Oct. (J. Steele); Glencoe, 2 Nov. (L. Balch); and Waukegan, 
9-23 Nov. (L. Balch, C. Clark, m.ob). The first Double-crested Cormorant noted away from 
the nesting area was found along the Mississippi River in Henderson Co., 6 Sept. (H. 
Hier); another had arrived at Lake Sangchris, 18 Sept. (D. Bohlen); the next was detected 
at Lake Chautauqua, 27 Sept. with a maximum of 11 there 28 Oct. (R. Sandburg) and the 
last observed 23 Nov.; one was seen at Starved Rock St. Pk., 19 Oct. (J. Hampson) and 
another at Decatur, 27 Nov. (R. Palmer); there were five in the Chicago area all fall (fide L. 
Balch); one remained at Springfield from 2-21 Dec. (D. Bohlen); and several remained at 
the Carroll County nesting site well into December (D. Klinedinst). Late departing Cattle 
Egrets were found at Lake Carlyle (Bond Co.), 7 Dec. (C. Marbet); in Mason Co., 8 Nov. (P. 
Ward, et al.); in Vermilion Co., 3 Nov. (M. Campbell, et al.); Lake Chautauqua, 25-28 Oct. 
(D. Birkenholz, R. Sandburg) and Crab Orchard Refuge, 19 Oct. (B. Peterjohn, et al.). One 
Snowy Egret was found at Mark Twain Refuge, 16 Aug. (H. Wuestenfeld, et al.). 
