BREEDING CONDITIONS REPORT, 2000


RESPONDENT

Robert Gill, Jr.

SITE NAME

Browerville, Alaska, USA

Contact details (phone/fax//e-mail//address):
907-786-3514/907-786-3636(fax) // robert_gill@usgs.gov // U. S. Geological Survey, Alaska Science Center, 1011 East Tudor Road, Anchorage, AK, 99503, USA

PROJECT DETAILS

Project name:

North Slope Dunlin (C. a. arcticola)

Start of survey:

End of survey: Team size:

23.06

27.06

2


WEATHER CONDITIONS

Season phenology:

Weather conditions:

 

Season temperature:
Season humidity:
Date of 50% snow-cover:
Date of ice-break on rivers:
Date of final loss of snow:

BIOTIC CONDITIONS

Rodents abundance evaluation:

high

Breeding conditions:

Lemmings were common to abundant, while voles - common. Arctic Foxes were rare, but three active dens found in three days. Skuas, including Pomarine, were common and breeding. Snowy Owls were abundant breeders, Short-eared Owls also nested.
 

Rodent dynamics:

Rodent species recorded:

LatinAbundance

Summary of fauna studies:

Long-term study on snowy owls has been conducted in the area since mid-1980s.

 

FAUNA IN STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
arctic foxesYesrarebreeding  
lemmingsYesabundantbreeding  
volesYescommonbreeding  
wadersYescommonbreedingYes 
swansYes breeding  
geeseYes breeding  
ducksYes breeding  
birds of preyYes    
ptarmigansYes    
skuasYescommonbreeding  
pomarine skuasYescommonbreeding  
gulls/ternsYes    
owlsYesabundantbreeding  

 

SEABIRD COLONIES

speciesComment

 

WATERBIRD NON-BREEDING AGGREGATIONS

speciesAggregation typeNumberComment

 

HUMAN ACTIVITY IN THE STUDY AREA

Human activityComment
permanent polar/meteorological/reserve stationmeteostation
seasonal fishing/hunting 
vicinities of a permanent human settlement 

 


Recommended citation

Gill, Jr., R.E. (2000). Breeding conditions report for Browerville, Alaska, USA, 2000. ARCTIC BIRDS: an international breeding conditions survey. (Online database). Eds. M.Soloviev, P.Tomkovich. . Updated 11 Dec. 2008. Accessed .

 more on citation guidelines

 

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