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Also in the assessment, geographical boundaries of different stocks or populations are defined. From the combined biological and fisheries data, the current status and condition of the stock is defined and managers use this assessment to predict how in the future, stocks will respond to varying levels of fishing pressure.
In fisheries and conservation biology, the catch per unit effort (CPUE) is an indirect measure of the abundance of a target species. Changes in the catch per unit effort are inferred to signify changes to the target species' true abundance.
The Southeast Asian Fisheries Development Center (SEAFDEC) is an autonomous inter-governmental body established in 1967.The mission of SEAFDEC considered and adopted by the Special Meeting of the SEAFDEC Council 2017 is “To promote and facilitate concerted actions among the Member Countries to ensure the sustainability of fisheries and aquaculture in Southeast Asia.
MSY is extensively used for fisheries management. [10] [11] Unlike the logistic (Schaefer) model, MSY in most modern fisheries models occurs at around 30-40% of the unexploited population size. [12] This fraction differs among populations depending on the life history of the species and the age-specific selectivity of the fishing method.
The methods also improve knowledge of nursery areas and spawning grounds, with benefits for fisheries management. Traditional methods for fishery assessment can be highly destructive, such as gillnet sampling or trawling. Molecular methods offers an alternative for non-invasive sampling.
Fisheries management authorities who make real-time decisions about opening or closing restricted fishing areas are usually on land, and will communicate their decisions on paper, using websites or electronic mail, and by voice radio. Within a vessel monitoring system (VMS), the Fisheries Management Center (FMC) components are on land.
For the most recent several decades, the political goals in fisheries management of commercially important species have been rapidly evolving, primarily driven by (1) a recognition of the response of fish and other target animals to changing climate, (2) new technologies for fishing particularly on the high seas, (3) development of competing ...
High seas fisheries management refers to the governance and regulation of fishing activities in areas beyond national jurisdiction, often referred to as the 'high seas'. 1 The 1982 United Nations Convention on the Law of the Sea (UNCLOS) and the 1995 United Nations Fish Stock Agreement (UNFSA) provide the international legal framework for the regulation of fishing activities in areas beyond ...