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Results 1 - 10 from 190 for harvest rates in 0.500 sec.

Species Accounts: cjohn.htm
Conservation and status Crocodylus johnsoni is currently at low risk of extinction. The population is large and widely distributed, harvest rates are low and habitats are largely intact. A detailed assessment of conservation status is given by Cogger (Cogger et al. 1993). The human influences on the population which have been identified and require monitoring are ...
www.flmnh.ufl.edu

U.S. Fish and Wildlife Service, Office of Migratory Bird Management, Issues, Atlantic Population of Canada Geese, Status and Management
The absence of any breeding-ground population surveys, banding programs, and reliable harvest estimates limited the ability of management agencies to monitor the status of AP geese closely and to effectively reduce harvest rates in time to avoid a total suspension of sport hunting in 1995. Since the hunting ban on AP ...
fws.gov

U.S. Fish & Wildlife Service, Division of Migratory Bird Management, Game Bird Management, Geese
Several years of poor habitat conditions and low recruitment combined with high harvest rates are thought to be the cause for the decline. Since migrant geese do not ... geese are causing overgrazing problems in their nesting colonies. Service efforts to increase white-goose harvest by liberalizing seasons have not been very successful because of the restricted distributions and the ...
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Save The Redwoods/Boycott The Gap: Fisher Family Falls Into A Credibilty Gap In California Forests
Mr. Dean. "They were clueless about what they could actually harvest on those properties," recalls Mr. Harwood, the sawmill owner, whom Mr. Dean consulted during due diligence. ... 15% of the Fishers' acreage, account for 25% of their logging yield. Mr. Dean says those harvest rates are sustainable -- that is, more timber is grown there each year than is cut -- ...
gapsucks.org

IWMC.org - A Whale of a Tale
IWC set the sustainable harvest level in this region at 2,000 minkes annually. In ... and recruitment of young into the population and to constantly adjust harvest rates to a conservative sustainable level. Scientists would monitor their health, checking for disease and parasites, and inoculate and ...
iwmc.org

Maine's Catch
Scientists have been baffled at the steady rise in catches of American, or "Maine" ... shown themselves to be highly resilient." Most scientists and fishermen, though, maintain that the drastically increased harvest rates of late can't be maintained. If natural variations in the ocean have driven ...
lobsters.org

Essay on a Sustainable Economy
That in turn will require the achievement of fertility rates well below the replacement level of roughly 2.1 children per woman. Such levels have ... the sink services of natural capital). Input rules: (a) For renewable inputs, harvest rates should not exceed regeneration rates (nondepletion of the source services of natural capital). (b) For non-renewable ...
npg.org

Position Statement: No-Growth, Steady-State Economy
Professor Daly (1990): Output rule: Waste outputs should be within the natural absorptive capacities of the environment. Input rules: (a) For renewable inputs, harvest rates should not exceed regeneration rates (nondepletion of the source services of natural capital). (b) For non-renewable inputs the rate of depletion should not exceed the rate at which renewable substitutes can be ...
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Cutthroat Trout-Fishing The Arkansas Ozarks-Norfork Lake-North Fork River-White
The six-pounder shown here is not uncommon. Other strains including the Westslope, were tried with unsatisfactory results. Lately, weve gone back to the original. Cutthroats are highly cacheable on almost any trout bait or lure. For this reason, harvest rates are high on the species. There has been no evidence that Cutthroats have reproduced naturally.
ozarkmtns.com

USFWS Regulations Committee Approves Scaup Harvest Strategy - Bag Limit Could be Reduced to One Bird for Upcoming Season
But on page 34694 of the Federal Register, the USFWS, commenting on its proposed scaup harvest strategy on June 18th, made the following entry, "We note that no substantive criticisms suggesting ... needs to step up and initiate a comprehensive banding program to figure out survival and harvest rates, but most importantly we need to develop alternative population models, reevaluate all existing scaup ...
deltawaterfowl.org