作者: David James Roxburgh
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摘要: The exact ecological and economic role of lion Panthera leo populations on small enclosed reserves is poorly understood. management monitoring such important to ensure their long-term survival. prey use, range use habitat selection an isolated population were investigated. study was conducted a (> 1000km), predator camp Tswalu Kalahari Reserve, situated in the Northern Cape Province Republic South Africa. selection, preferences biomass removal determined by using indirect direct observations. Kill sites, carcasses scats located spoor tracking opportunistic observations collated into list. used determine any population. data corrected for relative compared kill uncorrected scat data. 19 types used, with gemsbok Oryx gazelle blue wildebeest Connochaetes taurinus being ii utilized most. had clear specific large mammals which concurred other studies done behaviour. (9.9kg/Lion feeding Unit/day) higher than several consumption rates. minimum convex polygon method kernel density estimates delineate ranges mean size lions (91 km) similar those found more mesic environments. also depended density. A viability analysis, VORTEX 9.72, conducted. An Ecological capacity model various environmental scenarios. be viable, but constant updating are needed. Management recommendations conservation provided