BREEDING CONDITIONS REPORT, 2002


RESPONDENT

Nikolai Dokuchaev

SITE NAME

Anadyr Bay, northern coast, Volchyay River, Russia

Contact details (phone/fax//e-mail//address):
// dokuchaev@ibpn.ru //

PROJECT DETAILS

Project name:

Start of survey:

End of survey: Team size:

2.08

14.08


WEATHER CONDITIONS

Season phenology:

Weather conditions:

 

Season temperature:
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:

low

Breeding conditions:

 

Rodent dynamics:

In total 153 animals (90 rodents and 63 shrews) were captured per 2700 trap-days (1600 snap-trap-days and 1100 cone-days). Lemmings were not recorded. Relative numbers of rodents were 3 an./100 trap-days. In the catches rodents were represented primarily by Tundra, Ruddy and Greysided voles, 2 Siberian and 2 Collared lemmings, few ground squirrles and Northern Pikas.

Rodent species recorded:

LatinAbundance
Lemmus sibiricusrare
Dicrostonyx torquatusrare
Microtus oeconomusrare
Clethrionomys rufocannusrare
Clethrionomys rutilusrare
Citellus parryirare
Ochotona hyperborearare

Summary of fauna studies:

 

FAUNA IN STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
lemmingsYesrare   
volesYesrare   
shrewsYesrare   
ground squirrelsYes    

 

SEABIRD COLONIES

speciesComment

 

WATERBIRD NON-BREEDING AGGREGATIONS

speciesAggregation typeNumberComment

 

HUMAN ACTIVITY IN THE STUDY AREA

Human activityComment

 


Recommended citation

Dokuchaev, N. (2002). Breeding conditions report for Anadyr Bay, northern coast, Volchyay River, Russia, 2002. ARCTIC BIRDS: an international breeding conditions survey. (Online database). Eds. M.Soloviev, P.Tomkovich. . Updated 11 Dec. 2008. Accessed .

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