BREEDING CONDITIONS REPORT, 2005


RESPONDENT

Stanislav Gubin

SITE NAME

Bolshoi Khomus-Yuryakh River upper reaches, Northern Yakutia, Russia

Contact details (phone/fax//e-mail//address):
(827)73-22-97(h), (827)722604(o) // gubin@issp.serpukhov.su // District "G", 28-59, Puschino, Moscovskaya oblast, 142290, Russia

PROJECT DETAILS

Project name:

Soil-ecological expedition

Start of survey:

End of survey: Team size:

10.09

10.10

12


WEATHER CONDITIONS

Season phenology: early

Weather conditions:

Snow melted completely on flat surface on 1 June, and ice break-up occurred on 10 June. July and August were warm, but rains occurred frequently in late August. Permafrost retreated to a maximal depth in this season.

 

Season temperature: warm
Season humidity:
Date of 50% snow-cover:
Date of ice-break on rivers: 10.06
Date of final loss of snow: 1.06

BIOTIC CONDITIONS

Rodents abundance evaluation:

Breeding conditions:

Geese were abundant on floodplain lakes, while cranes in river floodplains and watershed thermokarst lakes. Solitary records of swans, birds of prey and waders were made. Ducks and grouse were rare, although broods of the latter were not small and survived to fledging successfully.
 

Rodent dynamics:

Rodent species recorded:

LatinAbundance

Summary of fauna studies:

 

FAUNA IN STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
arctic foxesYesrare   
lemmingsYescommon   
volesYesabundant   
wadersYesrare   
swansYes    
geeseYesabundantfledging  
ducksYesrarefledging  
buzzardsYesrare   
ptarmigansYescommon   
cranesYesabundantfledging  
owlsYescommonhatching  
passerinesYescommonhatching  

 

SEABIRD COLONIES

speciesComment

 

WATERBIRD NON-BREEDING AGGREGATIONS

speciesAggregation typeNumberComment

 

HUMAN ACTIVITY IN THE STUDY AREA

Human activityComment
reindeer herding 
seasonal fishing/hunting 

 


Recommended citation

Gubin, S.V. (2005). Breeding conditions report for Bolshoi Khomus-Yuryakh River upper reaches, Northern Yakutia, Russia, 2005. 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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