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Monitoring aktivnosti mrhovinarjev na truplih parkljarjev v Dinaridih : magistrsko delo - (magistrski študij - 2. stopnja) = Monitoring of scavenger activity on ungulate carcasses in Dinaric mountains : M. Sc. Thesis - (Master study programmes)Južnič, DamjanMrhovinarji so vrste, ki se prehranjujejo z mrtvo organsko snovjo, ki je niso sami ubili. Mrhovina je bogat prehranski vir hrane, dostopen v vseh biomih. Na razpolago je razmeroma zanesljivo tako v ... času kot prostoru. Mrhovinarji povezujejo skoraj vse trofične nivoje v ekosistemu. Nimajo neposrednega vpliva na populacijo zaužite vrste, lahko pa na njo vplivajo posredno. V raziskavi smo poskušali podrobneje raziskati iskanje in hranjenje z mrhovino pri različnih vrstah vretenčarjev v Dinaridih. Glavni cilji raziskave so bili ugotoviti: pestrost združb vretenčarskih mrhovinarjev, relativno pogostnost pojavljanja, povprečen čas iskanja trupla, vpliv okoljskih dejavnikov na odkrivanje mrhovine, vpliv letnih časov in temperatur na pestrost, rabo in odkritje mrhovine ter oceniti količino zaužite mrhovine za posamezne vrste. Z avtomatskimi kamerami smo na Kočevskem od 1. 5. 2014 do 1. 5. 2015 spremljali 25 trupel parkljarjev, ki so poginili zaradi povoza na cesti. Skupaj smo zabeležili 9 vrst vretenčarskih mrhovinarjev, od tega 6 vrst sesalcev in 3 vrste ptic. Ugotovili smo, da je lisica najpogostejši mrhovinar v Dinaridih. Prisotna je bila pri 96 % trupel. V povprečju so mrhovinarji potrebovali 81 ur, da so našli truplo. Ugotovili smo, da je medved najdominantnejši mrhovinar v Dinaridih. Pri šestih od štirinajstih najdenih primerov je pri prvem obisku zaužil celotno truplo. Opazili smo vpliv temperature in letnega časa na pestrost, čas iskanja in čas trajanja trupla, ki pa ni bil statistično značilen. V prihodnjih raziskavah na tem področju bi bilo smiselno povečati vzorec izpostavljenih trupel, raziskave podaljšati na več let in z njimi pokriti vse dele leta.Type of material - master's thesis ; adult, seriousPublication and manufacture - Ljubljana : [D. Južnič], 2015Language - slovenianCOBISS.SI-ID - 4173734
Author
Južnič, Damjan
Other authors
Jerina, Klemen, 1973- |
Krofel, Miha
Topics
mrhovinarji |
rjavi medvedi |
lisice |
Dinaridi |
scavangers |
brown bears |
foxes |
Dinaric mountains
Library/institution |
City | Acronym | For loan | Other holdings |
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Slovenian Forestry Institute, Forestry Library, Ljubljana | Ljubljana | GIS |
outside loan 1 cop.
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Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Južnič, Damjan | |
Jerina, Klemen, 1973- | 22515 |
Krofel, Miha | 29816 |
Source: Personal bibliographies
and: SICRIS
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