North American fauna . er 15, 1953,in Prince Georges County (L. W. Oring) ; November 2, 1930, inKent County (W. Baker). Maximum counts (nonbreeding).—Spring: 31 at PatuxentRefuge on May 13, 1950; 17 at Rosedale, Baltimore County, onMay 6, 1950 (D. A. Jones). Fall: 5 at Patuxent Refuge onSeptember 23, 1943. BLUE GROSBEAK Guiraca caerulea (Linnaeus) Status.—Breeding and transient (see fig. 62) : Fairly commonin Kent and Queen Annes Counties, and in northern CarolineCounty and western Talbot County; uncommon elsewhere in theUpper Chesapeake section, in the Western Shore section, and inthe souther
North American fauna . er 15, 1953,in Prince Georges County (L. W. Oring) ; November 2, 1930, inKent County (W. Baker). Maximum counts (nonbreeding).—Spring: 31 at PatuxentRefuge on May 13, 1950; 17 at Rosedale, Baltimore County, onMay 6, 1950 (D. A. Jones). Fall: 5 at Patuxent Refuge onSeptember 23, 1943. BLUE GROSBEAK Guiraca caerulea (Linnaeus) Status.—Breeding and transient (see fig. 62) : Fairly commonin Kent and Queen Annes Counties, and in northern CarolineCounty and western Talbot County; uncommon elsewhere in theUpper Chesapeake section, in the Western Shore section, and inthe southern part of the Piedmont section (along Potomac Rivervalley and in southern Howard County) ; rare in the southern partof the Eastern Shore section (south of Talbot and Caroline Coun-ties), in the northern Piedmont section, and along the PotomacRiver valley of the Ridge and Valley section. Habitat.—Wood margins, hedgerows, and orchards in openagricultural areas. 336 NORTH AMERICAN FAUNA 62, FISH AND WILDLIFE SERVICE. LEGENDN$S3 Principal Range • Local Record Figure 62.—Breeding range of Blue Grosbeak. Nesting season.—Late May to early August. Extreme eggdates (6 nests) : May 28, 1863, in the District of Columbia (H. ) and June 24, 1887, in Prince Georges County (Farnham,1891). Extreme nestling dates (4 nests) : June 8, 1956, in PrinceGeorges County (E. Mashburn) and August 8, 1953, in Mont-gomery County (Abbott, 1953). Period of occurrence.—Normal period: May 1-5 to September25-30; peak, May 10 to September 15. Extreme arrival dates:April 22, 1956, in Prince Georges County (F. C. Schmid); April23, 1950 (Mrs. F. H. Vinup), in Anne Arundel County; April 25,1955, in Caroline County (Mrs. A. J. Fletcher) ; April 30, 1950, inFrederick County (M. B. Meanley). Extreme departure dates:October 24, 1953, and October 18, 1953, at different locations inTalbot County (Mrs. W. L. Henderson, R. L. Kleen); October 6,1955, in Caroline County (Mrs. A. J. Fletcher) ; October 3
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