HISTRIONICUS HISTRIONICUS * 022 

 HARLEQUIN DUCK 



Global rank: G5 Forest Service status: SENSITIVE 

 State rank: S2 Federal Status: C2 



Survey site name: NORTH FORK BLACKFOOT RIVER 



EO rank: 

 EO rank comments: 



County: POWELL 



LEWIS AND CLARK 



USGS quadrangle: LAKE MOUNTAIN 



Township: Range: Section: TRS comments: 

 016N 011W 23 NW4SW4 



Survey date: Elevation: 4700 



First observation: 1992-08-28 Slope/aspect: -/- 

 Last observation: 1992-08-22 Size (acres) : 



Location: 



FROM SR 2 00 EAST OF OVANDO, FOLLOW SIGNS TO NORTH FORK 

 BLACKFOOT RIVER TRAILHEAD AND GO UP TRAIL CA. 1 MILE. 



Element occurrence data: 



1992: 3 DUCKS SIGHTED - JUVENILES, OR HEN WITH 2 JUVENILES, 

 1991: HEN WITH 4 JUVENILES SIGHTED (T17N,R10W, S31) . 



General site description: 



Land owner /manager : 



LOLO NATIONAL FOREST, SEELEY LAKE RANGER DISTRICT 



Comments: 



ACTUAL BREEDING LOCATION UNKNOWN, SINCE BROODS MIGHT HAVE 

 TRAVELED SOME DISTANCE BY DATE OF THESE SIGHTINGS. 



Information source: 



CASTREN, CHAD. 1992. [REPORT ON FIELD SURVEYS FOR HARLEQUIN 

 DUCKS, SUMMER 1992.] 



Specimens: 



Element Occurrence Record 

 Harlequin Duck Surveys in 

 Uestern Montana: 1992 



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