BREEDING CONDITIONS REPORT, 1994


RESPONDENT

V. Yakimenko

SITE NAME

Muksunikha and Mungui rivers lower reaches, Taimyr, 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:

Weather conditions:

There was unusually warm weather in the first half of summer with temperature reaching 30øC.

 

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:

average

Breeding conditions:

Short-eared Owls were numerous, Short-tailed and Long-tailed Skuas stayed in the area and often hunted wader chicks. Breeding success of waders was probably better than average. Nests and broods of Ringed Plover, Wood Sandpiper, Temmincks Stint and Dunlin were found.
 

Rodent dynamics:

Numbers of lemmings were estimated as close to average, and judging by abundance of their winter nests (up to 30 on 10 ha, c.f. average 10 on 10 ha) there had been even larger numbers earlier. As they had overwintered successfully, numbers declined gradually. Root Vole abundance was also average, while that of Northern Red-backed Vole was less than average.

Rodent species recorded:

LatinAbundance
Microtus oeconomuscommon

Summary of fauna studies:

 

FAUNA IN THE STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
lemmingsYescommon   
volesYescommon   
wadersYes hatching  
skuasYes    
owlsYesabundant  Short-eared

 

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 1994. International Wader Studies 10:132-144.

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 Last updated: 11 Dec. 2008  

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