BREEDING CONDITIONS REPORT, 1993


RESPONDENT

Igor Dorogoi

SITE NAME

Uelen, eastern Chukotsky peninsula, Russia

Contact details (phone/fax//e-mail//address):
// // Institute of Biological problems of the North, Portovaya 18, Magadan, 685000, Russia

PROJECT DETAILS

Project name:

Start of survey:

End of survey: Team size:


WEATHER CONDITIONS

Season phenology:

Weather conditions:

In the major part of the region the end of June and July were unusually warm which resulted in numerous tundra fires.

 

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

BIOTIC CONDITIONS

Rodents abundance evaluation:

average

Breeding conditions:

Judging by the number of broods of most species, breeding was successful over the major part of the Eastern Chukotka.
 

Rodent dynamics:

Populations of both lemming species were starting to increase; in several localities (the vicinity of Uelen settlement, Anadyr' river mouth etc.) large numbers of Root Vole Microtus oeconomus were observed also.

Rodent species recorded:

LatinAbundance
Microtus oeconomusabundant

Summary of fauna studies:

 

FAUNA IN THE STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
lemmingsYes    
volesYesabundant   

 

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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