[The commercial species of fish of the subfossil collection of the archeological monument of Streshin castle (the Dnepr river)]
2008
Zubej, A.V., National Academy of Sciences (Belarus). Institute of Zoology
Description of the collection of the subfossil relics of the archeological monument of Streshin castle (XII – XIV centuries) situated on the bank of the Dnepr river in the Republic of Belarus was presented. The comparative analysis of the obtained data with the modern data on species composition and age structure of fish in the Dnepr river was realized. The species composition of fish of the Streshin castle determined according to the subfossil relics of fish scale and bones numbered 24 species belonging to 4 classes. Among the revealed species there was stated kutum (Rutilus frisii) which does not inhabit the territory of the Republic of Belarus nowadays. The age for 8 species of fishes was defined. Fish age structures of Streshin castle determined by the subfossil relics varied from 4 up to 18 years. The revealed fish age in the majority of cases exceeded the age of the sexual maturity period. It was established, that the basic commercial species of fish of the studied area were perch (Perca fluviatilis L.) (42,4% from the general number of revealed species), carp bream (Abramis Brama L.) (15.1%), roach (Rutilus rutilus L.) (7.8%), ide (Leuciscus idus L.) and nase (Chondrostoma nasus L.) (6.1%) and asp (Aspius aspius L.) (4.4%)
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