Snow Leopard Survival Strategy - Panthera
Snow Leopard Survival Strategy - Panthera
Snow Leopard Survival Strategy - Panthera
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detect lynx. Wildlife Society Bulletin 28(1):119-123.<br />
Resource managers lack an inexpensive and quantifiable<br />
method to detect lynx presence across large landscapes.<br />
We tested efficacy of a protocol based on hair snagging<br />
to detect presence of lynx (Lynx canadensis). We tested<br />
2 key elements of the protocol: 1) a hair-snaring device<br />
and 2) commercial lures used to attract and elicit rubbing<br />
behavior in lynx. The commercial lures we tested<br />
included: 1) beaver (Castor canadensis) castoreum and<br />
catnip oil, 2) Cat Passion(TM): 3) Pacific Call(TM)<br />
4) Hawbacker’s Cat lure #1(TM) and 5) BB1(TM) To<br />
compare detection rates among lures, we randomly<br />
placed lures at scent stations along 78 transects; each<br />
transect contained all 5 lures. We detected lynx at 45%<br />
of transects, and detections varied significantly among<br />
lures (chi 2 = 13.4, P = 0.009). Hair snares baited with<br />
castoreum and catnip oil were used significantly more<br />
than expected (P = 0.002). The relatively high overall<br />
detection rate demonstrated that deploying an effective<br />
lure along transects is an effective method to detect<br />
presence or absence.<br />
Mech, L.D., E.K. Harper, T.J. Meier and W.J. Paul. 2000.<br />
Assessing factors that may predispose Minnesota<br />
farms to wolf depredations on cattle. Wildlife Society<br />
Bulletin 28:623-629.<br />
Wolf (Canis lupus) depredations on livestock cause<br />
considerable conflict and expense in Minnesota.<br />
Furthermore, claims are made that such depredations are<br />
fostered by the type of animal husbandry practiced. Thus,<br />
we tried to detect factors that might predispose farms in<br />
Minnesota to wolf depredations. We compared results of<br />
interviews with 41 cattle farmers experiencing chronic<br />
cattle losses to wolves (chronic farms) with results<br />
from 41 nearby “matched” farms with no wolf losses<br />
to determine farm characteristics or husbandry practices<br />
that differed and that therefore might have affected wolf<br />
depredations. We also used a Geographic information<br />
System (GIS) to detect any habitat differences between<br />
the 2 types of farms. We found no differences between<br />
chronic and matched farms in the 11 farm characteristics<br />
and management practices that we surveyed, except that<br />
farms with chronic losses were larger, had more cattle,<br />
and had herds farther from human dwellings. Habitat<br />
types were the same around farms with and without<br />
losses. The role of proper carcass disposal as a possible<br />
factor predisposing farms to wolf depredations remains<br />
unclear.<br />
Meegan, R. P. and D. S. Maehr. 2002. Landscape<br />
conservation and regional planning for the Florida<br />
panther. Southeastern Naturalist 1(3): 217-232.<br />
The need for regional planning is increasingly<br />
important for effective Florida panther (Puma concolor<br />
coryi) (Bangs 1898) conservation and is essential for<br />
protecting enough habitat in South Florida to ensure<br />
a viable population. We used two decades of radio<br />
telemetry data and geographic information system (GIS)<br />
software to develop a regional blueprint for landscape<br />
restoration that enhances dispersal, facilitates population<br />
colonization, and could be the basis for future land use<br />
decisions in the range of the endangered Florida panther.<br />
We identified 923,576 ha of forests in an 18-county<br />
study area that is a barrier-rich patchwork of land uses.<br />
A least cost path analysis simulated natural colonization<br />
events and can be used to identify landscape linkages and<br />
conservation networks for the panther. Our analysis of<br />
planned development permits suggests that large-scale<br />
land protection must happen quickly. The alternatives<br />
are managing an isolated, heavily managed population<br />
or large-scale landscape restoration that is probably<br />
economically unfeasible.<br />
Meriggi, A. and S. Lovari. 1996. A review of wolf<br />
predation in southern Europe: Does the wolf prefer<br />
wild prey to livestock? Journal of Applied Ecology 33:<br />
1561-1571.<br />
The recent recovery of the wolf in southern Europe<br />
has not yet removed the risk of local extinction. Wolf<br />
populations are fragmented and often comprise fewer<br />
than 500 individuals. In North America, northern and<br />
eastern Europe, wolves feed mainly on wild herbivores.<br />
In southern Europe, this canid has apparently adapted<br />
to feed also on fruit, rubbish, livestock, small and<br />
medium-size mammals. The main conservation problem<br />
lies with predation on domestic ungulates, which leads<br />
to extensive killing of wolves. The reintroduction of<br />
wild large herbivores has been advocated as a means<br />
of reducing attacks on livestock, but predation on the<br />
latter may remain high if domestic ungulates are locally<br />
abundant. Our synthesis of 15 studies, published in the<br />
last 15 years, on food habits of the wolf in southern<br />
Europe, has shown that ungulates have been the main diet<br />
component overall. A significant inverse correlation was<br />
found between the occurrence (%) of wild and domestic<br />
ungulates in the diet. The presence of relatively few wild<br />
ungulate species was necessary to reduce predation on<br />
livestock. Selection of wild and domestic ungulate prey<br />
was influenced mainly by their local abundance, but also<br />
by their accessibility. Feeding dependence on rubbish<br />
was local and rare. In Italy, the consumption of rubbish/<br />
fruit and that of ungulates was significantly negatively<br />
correlated. Diet breadth increased as the presence of<br />
large prey in the diet decreased. The simultaneous<br />
reintroduction of several wild ungulate species is likely<br />
to reduce predation on livestock and may prove to be one<br />
of the most effective conservation measures.<br />
Merrill, E. H., T. P.Hemker and K. P.Woodruff. 1994.<br />
Impacts of mining facilities on fall migration of mule<br />
deer. Wildlife Society Bulletin 22(1):68-73.<br />
Track counts and movements of radio-collared deer were<br />
monitored near a mine and phosphate processing plant in<br />
Idaho for 5 years to determine if the facilities hindered<br />
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