BREEDING CONDITIONS REPORT, 1988

RESPONDENT

Yakov Kokorev

SITE NAME

Pyasina River, lower reaches, Taimyr Peninsula, Russia

Contact details (phone/fax//e-mail//address):
(3919)468504(h)/(3919)468693(o) // ya.kokorev@norcom.ru // Naberezhnaya Urvantseva 23-271, Norilsk, 663300, Russia

PROJECT DETAILS

Project name:

Start of survey:

 End of survey: Team size:

WEATHER CONDITIONS
Season phenology: early

Weather conditions:
In typical and Arctic tundras in the valley of the lower Pyasina river spring was 1.5-2 weeks earlier than usual. Between 20 and 22 July there was very bad weather (temperature -1 to 0øC, strong wind and snow up to 5 cm deep) and many wader chicks died.

 
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:

high

Breeding conditions:
Numbers of Arctic Foxes were about average and increasing. The density of waders was normal with only the Ruff being less numerous compared with 1987.
 

Rodent dynamics:
Lemming abundance was moderate according to Y.Kokorev. Peak density according to Rykhlikova & Popov (1995).

Rodent species recorded:
LatinAbundance

Summary of fauna studies:

 

FAUNA IN THE STUDY AREA

Group of speciesPresenceAbundanceBreedingDetailed studiesComment
arctic foxesYescommon   
lemmingsYescommon   
wadersYes hatching  

 

SEABIRD COLONIES

speciesComment

 

WATERBIRD NON-BREEDING AGGREGATIONS

speciesAggregation typeNumberComment

 

HUMAN ACTIVITY IN THE STUDY AREA

Human activityComment

 

Source(s):

Rykhlikova, M.E, Popov, I.U. 1995. Lemmings in the north-western Taimyr Arctic tundra: population density, distribution of territories and relationships with other animals. Prokosch, P., Hotker, H. Faunistik und Naturschutz auf Taimyr - Expeditionen 1989-
Tomkovich, P.S. 1998. Breeding conditions for waders in the tundras of the USSR in 1988. International Wader Studies 10:97-100.

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 Last updated: 11 Dec. 2008  

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