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for predators like tuna, groundfish, and whales. This leads to poor outcomes for the fishing and whale-watching industries … effort and oceanographic data. This dataset is used to test the hypothesis that intensive fishing effort increases the search … investigated. Proponents of the localized depletion theory claim that intense fishing effort can lead to areas that are unsuitable …
Persistent link: https://www.econbiz.de/10009443292
In the framework of a study for the European Commission on 'Measuring Capacity in Fishing Industries using the Data … trawling for flatfish is the main occupation of the Dutch skipper-owned fishing fleet. Using three input factors and four …
Persistent link: https://www.econbiz.de/10009444248
The role of a marine sanctuary, where commercial fishing might be prohibited, is evaluated in two models; one where net …) between the sanctuary and the fishing grounds based on the ratios of current stock size to carrying capacity in each area …. Fishing is managed under a regime of regulated open access. In the deterministic model, it is possible to determine the steady …
Persistent link: https://www.econbiz.de/10010921122
The purpose of this study was to estimate the economic effects of hunting and fishing activities during the 2001 … conducted to solicit information on 21 hunting and fishing activities during the 2001-2002 season. Total spending by hunters and … estimated at $65.9 million. Hunting expenditures were estimated at $166.4 million, and fishing expenditures were estimated at …
Persistent link: https://www.econbiz.de/10005331068
Este trabalho analisou o capital social nas comunidades piscatórias da Ilha de Santiago. Os resultados indicam que o estoque de Capital Social é diferente nos Concelhos da Ilha de Santiago sendo que o Concelho do Tarrafal foi o que apresentou maior indice de Capital Social e o Concelho de...
Persistent link: https://www.econbiz.de/10009368683
Macro-economic forces, technological innovations in equipment, abundant wildlife populations, changing participation levels, and land access are all contributing to a changing environment for wildlife managers and outdoor recreationists. Since the late 1970s, numerous studies have periodically...
Persistent link: https://www.econbiz.de/10005494000
The purpose of this study was to estimate the economic effects of hunting and fishing activities during the 2001 … conducted to solicit information on 21 hunting and fishing activities during the 2001-2002 season. Total spending by hunters and … estimated at $65.9 million. Hunting expenditures were estimated at $166.4 million, and fishing expenditures were estimated at …
Persistent link: https://www.econbiz.de/10005494040
Persistent link: https://www.econbiz.de/10005543011
Wood borers and bark beetles are among the most serious forest pests worldwide. Many such species have become successful invaders, often causing substantial, costly damages to forests. Here we design and evaluate the cost-efficiency of a trap-based surveillance program for early detection of...
Persistent link: https://www.econbiz.de/10010916124
, labor demand, and human capital. Topics discussed also include wage and employment determination, turnover, search …
Persistent link: https://www.econbiz.de/10009432547