BREEDING CONDITIONS REPORT, 1993


RESPONDENT

Victor Karpov

SITE NAME

Brekhovsky Islands, Yenisey delta, Russia

Contact details (phone/fax//e-mail//address):
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PROJECT DETAILS

Project name:

Start of survey:

End of survey: Team size:


WEATHER CONDITIONS

Season phenology: early

Weather conditions:

Spring was rather early and warm according to local information. During studies from mid-July to mid-August the weather remained warm and dry, the temperatures reached 15ø-20øC in the afternoon and fell to 5-8øC at nights; it rarely dropped at nights to 0øC. It became colder and more rainy in the second week of August.

 

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

BIOTIC CONDITIONS

Rodents abundance evaluation:

Breeding conditions:

Rough-legged Buzzards did not breed although they remained in the vicinity of old nests. Arctic Foxes were not observed, but one abandoned den was found. Breeding success of waders was considered to be high, as most observed pairs had broods of three to four chicks.
 

Rodent dynamics:

The number of Siberian Lemmings and voles was not high.

Rodent species recorded:

LatinAbundance

Summary of fauna studies:

 

FAUNA IN THE STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
arctic foxesNo    
lemmingsYes   not high
volesYes   not high
wadersYes hatching  
buzzardsYes no  

 

SEABIRD COLONIES

speciesComment

 

WATERBIRD NON-BREEDING AGGREGATIONS

speciesAggregation typeNumberComment

 

HUMAN ACTIVITY IN THE STUDY AREA

Human activityComment

 


Source(s):

Tomkovich, P.S. 1998. Breeding conditions for waders in Russian tundras in 1993. International Wader Studies 10:124-131.

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 Last updated: 11 Dec. 2008  

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