80 REPORT OF NEW JERSEY STATE MUSEUM. 



Regular and common on Delaware Bay and for some distance up 

 the river. Rare on the coast, Mr. Chapman 1 regards it as irregular 

 about New York City. Mr. Hann 2 finds it uncommon at Summit,, 

 and Mr. Babson at Princeton. 3 Mr. Laurent 4 records two secured in 

 winter at Anglesea, where it is rare. Dr. C. C. Abbott (1868) states 

 that it formerly bred in Mercer county. Occurs from October loth 

 to April 1st. 



Mr. L. I. Smith 5 secured an interesting hybrid between the Mallard 

 and Black Duck on the Delaware, March 13th, 1901. 



133a Anas rubripes Brewster. 

 Red-legged Black Duck. 



Similar to the following, but throat streaked like the neck, instead of plain, 

 and legs red instead of dull greenish. 



A migrant from far northward, occurring also in winter; less abun- 

 dant than the common Black Duck. 



133 Anas rubripes tristis Brewster. 

 Black Duck. 



Adults Length, 21-24. Wing, 10.50-11.50. Crown, blackish ; rest of head 

 and neck grayish-buff, narrowly streaked with black; upper parts, blackish- 

 brown ; lower parts dark brown, with buff edgings ; a metallic blue speculum. 



Nest on the ground, made of weeds, grass, .etc.. lined with feathers and down. 

 Eggs, six to twelve, greenish-buff, 2.30 x 1.70. 



Abundant migrant and winter resident both on the coast and on 

 the fresh-water bays and rivers from October 15th to April 1st. 



Formerly bred regularly along the coast, and does so still in small 

 numbers. Mr. W. L. Baily found a nest at Ocean View March 30th, 



1 Birds Vicinity N. Y., p. 139. 



2 Wilson Bull., 1905, p. 119. 



3 Birds of Princeton, p. 36. 



4 O. and O., 1892, p. 43. 



5 Cassinia, 1901, p. 48. 



