Isle Royale


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Related to Isle Royale: Isle Royale National Park

Isle Royale

an island in the northeast US, in NW Lake Superior: forms, with over 100 surrounding islands, Isle Royale National Park. Area: 541 sq. km (209 sq. miles)
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This study used polymerase chain reaction (PCR) based DNA analysis of highly polymorphic microsatellite loci markers to assay genetic variation to estimate gene flow and population genetic differentiation among Isle Royale populations as well as to estimate the degree of isolation of the Harvey Lake population from other Isle Royale and mainland populations.
Although Isle Royale is geographically distant from most of the landmass of Michigan, species affinities for habitats throughout the entire state were taken into consideration (Tony Reznicek, University of Michigan, pers.
The roots of today's dilemma go back to the late 1940s, when three gray wolves from Canada set off across the ice of Lake Superior and walked 15 miles to Isle Royale.
A clipping study on Isle Royale indicated that the site-dependent survival and growth of balsam fir were related to suppression brought about by severe browsing in previous years (McLaren 1996).
On Isle Royale, an island in Lake Superior, rising winter temperatures and a disease outbreak caused wolf populations to decline and the number of moose to surge, leading to a decline in balsam fir trees.
For example, in the Isle Royale simulation, students are asked to predict whether increasing the food supply will help stabilize the fluctuations of the moose population; then, after running the simulation, they must compare their prediction with the output of the model.
2009: Declines in moose population density at Isle Royale National Park, MI, USA and accompanied changes in landscape patterns.
in his wolf research work on Lake Superior's Isle Royale for some four decades.
In which Great Lake is Isle Royale National Park located?
Park Ranger Anna Pigeon joins the three other members of the winter study team and two scientists from Homeland Security on Isle Royale in Lake Superior to observe the behavior of the wolves there.
Part of a third-generation commercial fishing family from Isle Royale, Sivertson grew up helping his father harvest lake trout, whitefish and herring.
One national parks study found higher levels of a particular stress hormone among wolves at Voyageurs National Park in Minnesota (where snowmobiles are common) compared with Isle Royale National Park in Michigan (where the machines are banned).

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