The research was conducted in the hunting season 2017/18, during three group hunts. In total, 129 shot hares were covered. During the tests, body weight, age, and sex were determined. The achieved results indicate that the size of hunting harvest at the level of about 3 individuals/100 ha should be accepted as the highest in Poland, which is also a confirmation of the highest density of this species. They are also a confirmation of high individual condition expressed by body weight of both young (4.10 kg) and adults (4.65 kg). The structure of sex and age, as well as calculated reproduction rates (1.63) and reproductive success (2.42) indicate that the assessed population has developing features. The conducted research on the parameters characterizing the hare population in the area covered by the studies indicate high individual condition as well as reproductive potential, which allows to deduce about the potentially high potential for reconstruction of the number of hares.
Introduction
The aim of the study was to carry out epizootic assessment of male roe deer to detect the presence of Cephenemyia stimulator larvae and determine the influence of the parasite on the carcass and antler weight in animals living in different habitats.
Material and Methods
The investigations were based on post-mortem analysis of Cephenemyia stimulator infestations of the nasal passages and throat of 177 male roe deer culled between May 11 and September 30, 2020 in hunting districts of the Lublin region in Poland. The individual quality of the animals was assessed by weighing the gutted carcasses after cooling, and the antlers were weighed after dissection and their total weight was determined.
Results
The parasite prevalence ranged from18 to 48% according to habitat type, with a mean value of 33%. The highest prevalence was detected in bucks living in grassland ecosystems. The presence of the parasites exerted influence on the individual condition of the animals, which was reflected in reduced carcass and antler weight. The differences were found both in young individuals and in somatically fully developed animals, but they were not statistically significant in all age groups.
Conclusion
Although the parasitic infestations impaired the individual condition traits, their parametric values in most cases were not lower than those reported from other regions of Poland. Despite the Cephenemyia stimulator infestation, male roe deer from the Lublin region are characterised by high carcass and antler weight.
Cel pracy: W pracy przedstawiono zasady oceny przestępstw kłusowniczych z wykorzystaniem broni palnej przy wydawaniu opinii sądowych na podstawie śladów kryminalistycznych zabezpieczonych w materiale dowodowym. W wielu przypadkach zabezpieczony materiał nie pozwala na wykonanie badania post mortem, konieczne staje się więc zastosowanie innych metod jego oceny. Materiał i metody: Oceny opierają się na dokumentacji fotograficznej miejsca zdarzenia oraz zabezpieczonych fragmentach tkanek, a czasami również pocisków lub ich części. W wielu przypadkach zabezpieczony materiał dowodowy pozwala na wykorzystanie prostych metod badawczych czy przeprowadzenie eksperymentów umożliwiających ustalenie stanu faktycznego. Wyniki: Tego rodzaju kompleksowe analizy pozwalają na precyzyjne ustalenie zarówno gatunku zwierzyny, jak i przyczyny zgonu i powinny być stosowane w opiniowaniu sądowo-weterynaryjnym.
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