Several decades of this North American continent is likely to resemble growth changing wildlands at the pace than happened throughout the 1980s, a landscape using an average of 1,215 people/square distance and the New Jersey.
Will there be tolerance to bears in human-dominated NJ? Can we continue to let bobcats? Coyotes? Cougars prowling round the outskirts of Los Angeles? All these are the questions which involve their interactions with human actors in complex systems, although the population ecology of the species.
Following near extirpation in the 1950s, black bears in NJ had regained to ~500 people by the mid-1990s. This population expanded and increased to between 3,200-3,400 bears, using densities in some places on par with those.
Beginning in 1981, the New Jersey Division of Fish and Wildlife (NJDFW) had the chance to start investing in bear research, compiling one of the most extensive, long-term keep datasets in existence, which includes 5,185 captures that ear-tagged 3,533 particular people, and determined cause of death to 1,338 of those marked bears. Additional from 2001-2013, NJDFW obtained 26,582 public incident reports and spent >9 million USD on bear management, finally concluding that this level of conflict is financially untenable. The black bear hunting moratorium was raised in 2003 as a means to suppress population increase. The 2004 season was shut by NJ Supreme Court order in response. A 2005 harvest happened under the 2003 parameters, but was closed from 2006-2009 dispersing acceptance and the development of a Comprehensive Black Bear Management Policy, reopened in 2010, and now remains.
“Black bears are a delightfully charismatic species that evoke strong emotional reactions in people. Watching my daughter handbag around her cherished teddy, it’s not hard to find that our endure love-affair starts early,” states Jarod Raithel, the PhD candidate at the Department of Wildland Resources at Utah State University who has spent the previous few years analyzing those data. “However, an objective evaluation of this capture-mark-reencounter data strongly indicates that recreational harvest will suppress black bear population increase in the region, and is disproportionately removing bears that have a history of being a nuisance.”
The main contributors to population increase for bears, adult females, are accepted at the NJ bear harvest at much higher rates than their counterparts. Annoyance bears have about a 7 percent greater likelihood of being chosen compared to bears. This finding probably describes, at least in part, why nuisance behaviors reported (e.g., garbage visits, property damage, etc.) constantly and substantially diminished in years after harvests, and exhibited parallel increases in years after harvest moratoria. “Harvest is frequently seen as detrimental to conservation — very clear given the persistent human persecution of big carnivores. Yet here, a well-regulated harvest might actually enhance the likelihood that black bears persist, since removing the ‘problem’ people more often than the ones that stick out of trouble decreases human-bear conflicts, and might ultimately boost the cultural carrying capacity of New Jersey residents that reside and recreate alongside bears,” states Raithel.
Carnivores are increasingly recognized as pieces of fully-functioning ecosystems, and also their extirpation may have far-reaching, accidental consequences for people. They range and as they live at the pinnacle of their food web, have population densities that are inherently low. Even if the United States have been to preserve, or even increase, the 14 percent of its land provided a certain level of protection from developmentareas alone won’t suffice to make sure the viability of apex carnivores. Thus, conservation of those species that is influential and iconic must concentrate on the wildland-human interface, at which cultural tolerance to those predators can determine their persistence at the age of the Anthropocene.
Raithel, J.D., Reynolds-Hogland, M.J., Koons, D.N. & Carr, P.C. (2016) Recreational harvest and incident-response management reduce human-carnivore conflicts within an anthropogenic picture. Journal of Applied Ecology, http://onlinelibrary.wiley.com/doi/10.1111/1365-2664.12830/full, Published 29 November 2016.
Presidential Doctoral Research Fellow
Natural Resources Building #334
Department of Wildland Resources
Utah State University
Logan, UT 84322
Cell #: (435) 232 — 7139
The post Press Release: Controversial black bear search disproportionately harvests nuisance bears and reduces human-bear conflicts appeared initially on British Ecological Society.