Expanded DeLury's method with variable effectiveness of fishing effort
نویسندگان
چکیده
منابع مشابه
Social Consequences of Excess Fishing Effort
Levels of fishing effort are defined as being excessive where they result in depletion of commercially valuable stocks and so threaten sustainable harvests. In many parts of Southeast Asia, this threat has been realized by the rapid expansion of commercial fisheries and the consequent increase in fishing effort. Southeast Asian fisheries are described as having a dualistic structure with distin...
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Several research initiatives have been undertaken to map fishing effort at high spatial resolution using the Vessel Monitoring System (VMS). An alternative to the VMS is represented by the Automatic Identification System (AIS), which in the EU became compulsory in May 2014 for all fishing vessels of length above 15 meters. The aim of this paper is to assess the uptake of the AIS in the EU fishi...
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Biodiverse coastal zones are often areas of intense fishing pressure due to the high relative density of fishing capacity in these nearshore regions. Although overcapacity is one of the central challenges to fisheries sustainability in coastal zones, accurate estimates of fishing pressure in coastal zones are limited, hampering the assessment of the direct and collateral impacts (e.g., habitat ...
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15 صفحه اولEffectiveness of the Expanded Programme on Immunization.
The Expanded Programme on Immunization (EPI) aims at the reduction of morbidity and mortality from vaccinepreventable diseases through the provision of immunization to women and children. Specifically, EPI has set as its target the development of services which, by 1990, can provide three doses of diphtheria, tetanus, pertussis (OPT) vaccine, three doses of polio vaccine, and one dose each of v...
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ژورنال
عنوان ژورنال: NIPPON SUISAN GAKKAISHI
سال: 2005
ISSN: 0021-5392,1349-998X
DOI: 10.2331/suisan.71.775