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Showing posts with label GRAY WHALE. Show all posts
Showing posts with label GRAY WHALE. Show all posts

Attitudes about knowledge, power drive Michigan's wolf debate

Written By Unknown on Wednesday, December 24, 2014 | 6:04 AM

MSU research has identified the themes shaping Michigan's wolf debate and offers some potential solutions as the debate moves forward. Credit: Courtesy of Michigan DNR
With both wolf proposals shot down by Michigan voters on election day, the debate over managing and hunting wolves is far from over.

A Michigan State University study, appearing in a recent issue of the Journal of Wildlife Management, identifies the themes shaping the issue and offers some potential solutions as the debate moves forward.

The research explored how different sides of the debate view power imbalances among different groups and the role that scientific knowledge plays in making decisions about hunting wolves. These two dimensions of wildlife management can result in conflict and stagnate wildlife management.

The results indicate that tension between public attitudes about local knowledge, and politics and science can drive conflict among Michiganders' stance regarding wolf hunting, said Meredith Gore, associate professor of fisheries and wildlife and co-lead author of the study.

"Given the trend in wildlife management toward increased stakeholder input, finding solutions that approach science and politics as complementary, rather than competing, approaches may aid the public participation processes," she said.

This study represents a first attempt at defining and describing the association between knowledge and power in contentious management of a species recently delisted from endangered status. This study focused on wolves, but it has applications for other endangered or invasive species, added Gore, an MSU AgBioResearch scientist.

These findings shed light on why the voting and support for the issue appears to be muddled, at least in terms of traditional quantifiers. Knowing these splits explain, in part, why the issue won't likely be resolved by swaying the pro- or anti-hunting vote.

Gore and Michelle Lute, former MSU fisheries and wildlife graduate student and co-lead author who's now at Indiana University, unearthed these disparities by conducting in-depth interviews with many stakeholders close to the wolf debate. Rather than trying to prove a specific theory, the researchers allowed the interviews to reveal the main criteria driving the issue.

The researchers unearthed four themes and offered potential solutions to each.

  • Mistrust among decision-makers -- Some interviewees view wildlife management agencies as political agencies rather than supporting what's best for wildlife. Increasing transparency and gathering more stakeholder input could increase trust.
  • Special interest groups leaving many voters disenfranchised -- Strong lobbying groups leave some individuals feeling powerless and their votes meaningless. Striving for equitable distribution of risks and benefits among all stakeholders could address these feelings.
  • Political influencers overriding science -- Some believe that scientific studies are downplayed by political officials. Equitable sharing of responsibility, risks and benefits may ease perceptions of tension between politicians and scientists.
  • Decision-makers ignoring local sources of information -- Some interviewees felt cast aside, and their knowledge was labeled as mythology or folklore. Processes that seek shared-learning outcomes may balance local and scientific knowledge.

"Our research shows that as any management process moves forward," Gore said, "all sides should address the issue from the perspective of these four criteria. Regardless of how people voted, these aspects may represent common ground for all sides."

Source: Michigan State University

Ancient creature discovered in the depths of the Arctic Ocean

Written By Unknown on Friday, December 19, 2014 | 12:57 AM

This image shows the new species of bivalve mollusk was recently described and named Wallerconcha sarae. Credit: Paul Valentich-Scott; CC-BY 4.0
In the depths of the Arctic Ocean, buried deep in the sediment, an ancient creature waited for over a million years to be discovered. Paul Valentich-Scott, from the Santa Barbara Museum of Natural History (California), and three scientists from the United States Geological Survey (USGS, Menlo Park, California), Charles L. Powell, Brian D. Edwards, and Thomas D. Lorenson were up to the challenge. Each with different expertise, they were able to collect, analyze, and identify a new genus and new species of bivalve mollusk.

The path to discovery is seldom simple or easy. This discovery is no exception. Brian Edwards was the chief scientist on a joint US-Canadian ice breaker expedition aboard the US Coast Guard Cutter Healy in the summer of 2010. The primary purpose of the expedition was to map the Arctic seafloor and the sediments beneath. Dr. Edwards took deep sediment core samples to further understand the geology of the region including the unusual seafloor mound where these samples were collected. In several of these cores he uncovered bivalve seashells buried nearly 15 feet (4.5 m) below the seafloor surface.

Upon returning to his USGS laboratory in Menlo Park, California, Brian worked with Tom Lorenson on sampling the cores and extracting the shells. The recovered shells were then taken to USGS paleontologist Chuck Powell, for identification. While Chuck was able to ascertain the higher level classification of the clam shells (Family Thyasiridae), he was unable to determine the genus or species. Chuck contacted Paul Valentich-Scott, a clam specialist from the Santa Barbara Museum of Natural History in California.

When examining these ancient shell specimens, Paul was fairly certain that they were new to science. The hunt to validate the potential new species was on. Paul contacted a number of thyasirid bivalve specialists around the world and all gave it a thumbs up as a new species. Further, several scientists felt it also might be a new genus (the level above species).

'It is always exciting when you are the first person to be looking at a new creature' declared Valentich-Scott. 'While I have been fortunate to discover and describe many new species in my career, it is always exhilarating at the outset.'

Then the painstaking work began. Paul contacted museums around the globe and requested to borrow specimens that were potentially related to the new species. While he found many species that shared some characteristics, none matched the new Arctic specimens.

The four scientists have been writing up their findings for the past two years and now the work has been published in the international science journal ZooKeys.

The new genus and species is named after two individuals. The genus is named in honor of Dr. Thomas R. Waller a prominent paleontologist at the Smithsonian Institution. The suffix "concha" meaning shell, is combined to create the name Wallerconcha. The new species is named after Sara Powell the daughter of co-author Chuck Powell. Chuck was quick to mention "I want to name new species after all of my children."

While many of the specimens collected were definitely fossils, the scientists can't discount the new animal might still be alive today. One of the team members, Tom Lorenson, summarized it this way 'The likely collection of living specimens of this species awaits expeditions to come.' Who knows what other new creatures might be found in those expeditions?

Soure: Pensoft Publishers
 
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