Kurtyak F. The amphibians of the flat Transcarpatians area: status of fauna and the analisis of problem groups

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0404U003448

Thesis Registration Form

0404U003448.pdf

Applicant for

Specialization

  • 03.00.08 - Зоологія

28-09-2004

Specialized Academic Board

Д 26.153.01

Schmalhausen Institute of Zoology of National Academy of Sciences of Ukraine

Essay

The results specify that during last 30 years the average quantity of amphibians in the region has decreased 1,92 times. The fact of hybridization between species T. dobrogicus and T. cristatus is established. The zone of hybridization between the Bombina bombina-B. variegata is analysed. The population structure of a complex of green frogs in the region is established. It's determined that the mainfactor of a reproduction of unisex populations of green frogs are seasonal cyclic migracions of males of one of parent's species, the algorithm of species identification is developed. The recommendations for safegarding of the amphibians in the region are given.

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Files

Aref.doc

Diser.doc

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