BIRDS OF JACKSON CO., OREGON, & SURROUNDING AREAS 27 



Anus americana. American Wigeon. 



This duck is a common winter resident and irregular spring and 

 summer visitor in the Lower Kogue River and Bear Creek valleys. 

 This species has been recorded on 12 of 13 Medford CBCs with an 

 average of about 30 birds per count. 



Anas clypeata. Shoveler. 



The Shoveler is a fairly common migrant and winter visitor. It 

 arrives about November and leaves about March and may be expected 

 throughout the county. 



Aix sponsa. Wood Duck. 



Specimens: 12.9 km SW Prospect, female, October 9, 1951; 17.7 km 

 SW Prospect, male, date ?. The Wood Duck is a fairly common resident 

 in the Lower Rogue River and Bear Creek valleys. Small numbers 

 have also been observed on Gardner Reservoir. It breeds throughout 

 its range; many breed on a small pond in Ashland's city park. 



Aythya americana. Redhead. 



The Redhead winters in small numbers and has been recorded from 

 ponds north of Medford and Gardner Reservoir. This species ma,y be 

 expected on other bodies of water in Jackson County. 



Aythya collaris. Ring-necked Duck. 



Specimen: 3.2 km W Prospect, female, November 5, 1935. This duck 

 is a common winter resident throughout Jackson County. Earliest, 

 September, Rogue River Valley; latest, June 27, 1964, Hoover's 

 Lakes. 



Aythya valisineria. Canvasback. 



The Canvasback is an uncommon winter resident recorded in the 

 same areas as the Redhead, but in slightly greater numbers. 



Aythya affinis. Lesser Scaup. 



This diving duck is a common migrant and winter resident at 

 Gardner Reservoir, ponds north of Medford, and Bear Creek Valley. 

 This species is most frequently observed at Hoover's Lakes and the 

 Game Ponds. It is regularly recorded on Medford CBCs; most birds 

 arrive about September and depart by April. 



Bucephala clangula. Common Goldeneye. 



This duck is a rare winter resident and visitor and only three records 

 are known from Jackson County. One bird wintered at the Game 

 Ponds during 1961; one was observed at Willow Creek Reservoir 

 on December 28, 1962, and two were seen on Howard Prairie Re- 

 servoir on January 14, 1962. 



Bucephala islandica. Barrow's Goldeneye. 



This goldeneye is a rare and irregular winter visitor. Twelve were 

 seen at Hoover's Lakes during January and February 1966, and two 



