MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: HISTRIONICUS HISTRIONICOS 

 Conunon Name: HARLEQUIN DUCK 



Global rank: G5 Forest Service status: SENSITIVE 



State rank: S2B,SZN Federal Status: C2 



Element occurrence code: ABNJB15010.005 

 Element occurrence type: 



Survey site name: ROCK CREEK (NOXON) 

 EO rank: D 



EG rank comments: 2 PAIRS PRESENT IN 1993, FEWER IN PREVIOUS YEARS. 



3-4 OTHER STREAMS WITHIN 20 KM WITH TOTAL OF 9-12 

 PAIRS; ACCESS DIFFICULT, NO BOATING AND LITTLE 

 FISHING. 



County: SANDERS 



USGS quadrangle: NOXON RAPIDS DAM 



ELEPHANT PEAK ••^-r ;•>■-■ ■ 



Township: Range: Section: TRS comments: 

 02 6N 032W 27 15,22 



Precision: M 



Survey date: Elevation: 2400 - 2680 



First observation: 1986 Slope/aspect: 



Last observation: 1993-07-31 Size (acres) : 



Location: 



ABOUT 1.5 AIR MILES NE OF NOXON RAPIDS DAM, WHERE FOREST SERVICE ROAD 

 #150 FIRST INTERSECTS ROCK CREEK. 



Element occurrence data: 



SPORADIC SIGHTINGS SINCE 1986; PROBABLY 1 OR 2 BROODS GENERALLY 

 PRODUCED EACH YEAR. (SPECIFIC OBSERVATION DATA ON FILE AT MTNHP.) 



General site description: 



A CA. 3 MILE STRETCH OF MOUNTAIN STREAM, EXTENDING UPSTREAM FROM 

 MAPPED LOCATION. 



Land owner/manager: 



KOOTENAI NATIONAL FOREST, CABINET RANGER DISTRICT 

 PRIVATELY OWNED LAND (INDIVIDUAL OR CORPORATE) 



Comments : 



FISH TRAP PLACED BY MONTANA DEPARTMENT OF FISH, WILDLIFE AND PARKS. 



Information source: WILDLIFE BIOLOGIST, KOOTENAI NATIONAL FOREST, 506 



US HWY 2 WEST, LIBBY, MT 59923. 



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