Bioeconomic Modeling of Fisheries
Expert-defined terms from the Professional Certificate in Fish Stock Assessment Economics course at London School of Business and Administration. Free to read, free to share, paired with a professional course.
Abundance is the natural population size of a particular species in a giv… #
Accurate estimates of abundance are necessary for sustainable fisheries management, as they inform decisions on catch limits, closed areas, and other conservation measures.
Age #
structured models are a type of bioeconomic model that account for the age structure of a fish population. These models recognize that fish populations are composed of individuals of different ages, each with its own growth rate, mortality rate, and reproductive potential. Age-structured models are used to estimate the impacts of fisheries management decisions on the long-term sustainability of fish populations.
Aquaculture is the practice of cultivating aquatic plants and animals in… #
Aquaculture can provide a sustainable source of seafood, but it also poses environmental risks, such as water pollution and the spread of disease.
Assessment is the process of evaluating the status of a fish population,… #
Assessment is a critical component of fisheries management, as it informs decisions on catch limits, closed areas, and other conservation measures.
Benthic habitats are the environments found on or near the seafloor, incl… #
Benthic habitats are important for many marine species, providing food, shelter, and breeding grounds.
Bioeconomic modeling is the application of economic and biological princi… #
In the context of fisheries, bioeconomic modeling is used to evaluate the impacts of different management strategies on the sustainability of fish populations and the profitability of fisheries.
Biomass is the total weight or quantity of a particular species or group… #
Biomass is an important metric in fisheries management, as it reflects the overall health and productivity of a fish population.
Bycatch is the catch of non #
target species in a fishery, including fish, invertebrates, and other marine animals. Bycatch can be a significant problem in fisheries, as it can lead to the depletion of non-target species and damage to marine ecosystems.
Catch limits are the restrictions placed on the amount of fish that can b… #
Catch limits are a key component of fisheries management, as they help to prevent overfishing and promote the long-term sustainability of fish populations.
Catch #
per-unit-effort (CPUE) is a metric used to measure the fisheries catch in relation to the effort expended, such as the number of boats or hours fished. CPUE is often used as an indicator of the abundance of a fish population, but it can be influenced by a range of factors, including changes in fisheries practices and environmental conditions.
Closed areas are the regions closed to fisheries or other human ac… #
Closed areas can be an effective tool for conserving marine biodiversity and promoting the recovery of depleted fish populations.
Co #
management is the process of involving multiple stakeholders, including fishermen, scientists, and policymakers, in the management of a fishery. Co-management can help to ensure that fisheries management decisions are informed by a range of perspectives and are more likely to be effective and sustainable.
Conservation is the practice of protecting and preserving natural resourc… #
Conservation is a critical component of fisheries management, as it helps to maintain the health and productivity of marine ecosystems and promote the long-term sustainability of fisheries.
Data #
limited fisheries are those for which there is limited information available on the fish population, fisheries catch, or other relevant factors. Data-limited fisheries can pose significant challenges for fisheries management, as it can be difficult to develop effective conservation and management strategies.
Demersal fish are those that live near the seafloor, including species su… #
Demersal fish are often targeted by fisheries and can be vulnerable to overfishing and habitat damage.
Ecosystem #
based fisheries management is an approach to managing fisheries that considers the impacts of fisheries on the entire marine ecosystem, including the fish population, habitat, and other species. Ecosystem-based fisheries management can help to promote the long-term sustainability of fisheries and maintain the health and productivity of marine ecosystems.
Economic benefits are the gains derived from fisheries , including… #
Economic benefits are an important consideration in fisheries management, as they can help to inform decisions on the allocation of resources and the development of management strategies.
Ecological risks are the potential impacts of human activities on… #
Ecological risks are an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Environmental impacts are the effects of human activities on the e… #
Environmental impacts are an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Fish migration is the of fish between different ar… #
Fish migration can be an important consideration in fisheries management, as it can affect the distribution and abundance of fish populations.
Fish stocks are the populations of fish that are targeted b… #
Fish stocks can be managed to promote their long-term sustainability and maintain the health and productivity of marine ecosystems.
Fisheries management is the process of regulating and conserving <… #
Fisheries management involves a range of activities, including the development of management plans, the setting of catch limits, and the enforcement of regulations.
Fisheries science is the application of scientific principles to u… #
Fisheries science is a critical component of fisheries management, as it informs decisions on the development of management strategies and the allocation of resources.
Fishing effort is the amount of time, gear, or other resources use… #
Fishing effort can be an important consideration in fisheries management, as it can affect the catch and the impacts of fisheries on the marine environment.
Fishing gear is the equipment used to catch fish , including… #
Fishing gear can be designed to minimize bycatch and protect vulnerable species and habitats.
Fishing mortality is the death of fish due to fisheries<… #
Fishing mortality can be an important consideration in fisheries management, as it can affect the abundance and sustainability of fish populations.
Food webs are the networks of relationships between species that e… #
Food webs can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Gear selectivity is the ability of fishing gear to catch target sp… #
Gear selectivity can be an important consideration in fisheries management, as it can help to minimize bycatch and protect vulnerable species and habitats.
Habitat degradation is the deterioration of habitats due to human… #
Habitat degradation can be an important consideration in fisheries management, as it can affect the abundance and sustainability of fish populations.
Habitat loss is the destruction of habitats due to human activitie… #
Habitat loss can be an important consideration in fisheries management, as it can affect the abundance and sustainability of fish populations.
Ichthyology is the study of fish and their biology, ecology, and e… #
Ichthyology is a critical component of fisheries management, as it informs decisions on the development of management strategies and the allocation of resources.
Individual transferable quotas (ITQs) are a type of fisheries mana… #
ITQs can help to promote the long-term sustainability of fish populations and reduce the economic costs of fisheries management.
Integrated coastal zone management is an approach to managing coas… #
Integrated coastal zone management can help to promote the long-term sustainability of coastal ecosystems and the fisheries that depend on them.
International cooperation is the process of working together with… #
International cooperation can help to promote the long-term sustainability of fish populations and maintain the health and productivity of marine ecosystems.
Landings are the amount of fish caught and brought to port, often… #
Landings can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Marine biodiversity is the variety of species and ecosystems found… #
Marine biodiversity is an important consideration in fisheries management, as it can help to inform decisions on the development of management strategies and the allocation of resources.
Marine conservation is the practice of protecting and preserving m… #
Marine conservation is a critical component of fisheries management, as it helps to maintain the health and productivity of marine ecosystems and promote the long-term sustainability of fish populations.
Marine ecosystems are the complex networks of relationships betwee… #
Marine ecosystems can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Marine protected areas (MPAs) are the regions designated to protec… #
MPAs can be an effective tool for conserving marine biodiversity and promoting the recovery of depleted fish populations.
Maximum sustainable yield (MSY) is the largest catch that can be t… #
MSY is a critical component of fisheries management, as it helps to inform decisions on the development of management strategies and the allocation of resources.
Minimum size limits are the restrictions placed on the minimum siz… #
Minimum size limits are the restrictions placed on the minimum size of fish that can be caught, often used to protect juvenile fish and promote the long-term sustainability of fish populations.
Monitoring is the process of tracking and observing the fish popul… #
Monitoring can be an important consideration in fisheries management, as it can help to identify trends and patterns in the fish population and fisheries catch.
Multispecies models are a type of bioeconomic model that account f… #
Multispecies models can be used to estimate the impacts of fisheries management decisions on the long-term sustainability of fish populations and the health and productivity of marine ecosystems.
Non #
target species are the species that are caught in a fishery but are not the primary target of the fishery. Non-target species can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Overfishing is the act of catching too many fish , often leading to… #
Overfishing is a significant problem in many fisheries, and it can have serious economic, social, and environmental impacts.
Pelagic fish are those that live in the open ocean, including species suc… #
Pelagic fish can be vulnerable to overfishing and habitat damage, and they often require special management consideration.
Population dynamics is the study of the changes in fish<… #
Population dynamics can be an important consideration in fisheries management, as it can help to inform decisions on the development of management strategies and the allocation of resources.
Precautionary approach is an approach to fisheries manageme… #
The precautionary approach can be an effective tool for promoting the long-term sustainability of fish populations and maintaining the health and productivity of marine ecosystems.
Recreational fisheries are those that are pursued for sport or leisure, r… #
Recreational fisheries can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Recruitment is the process by which young fish enter a fish … #
Recruitment can be an important consideration in fisheries management, as it can help to inform decisions on the development of management strategies and the allocation of resources.
Reference points are the targets or limits used to evaluate… #
Reference points can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Regulations are the rules and laws that govern fisheries ac… #
Regulations can be an effective tool for promoting the long-term sustainability of fish populations and maintaining the health and productivity of marine ecosystems.
Research vessels are the ships used to conduct scientific research… #
Research vessels can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Risk assessment is the process of evaluating the potential risk… #
Risk assessment can be an important consideration in fisheries management, as it can help to inform decisions on the development of management strategies and the allocation of resources.
Socioeconomic impacts are the effects of human activities on the s… #
Socioeconomic impacts can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Spatial management is the process of managing fisheries and… #
Spatial management can be an effective tool for promoting the long-term sustainability of fish populations and maintaining the health and productivity of marine ecosystems.
Species interactions are the relationships between different speci… #
Species interactions can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Stock assessment is the process of evaluating the status of a f… #
Stock assessment can be an important consideration in fisheries management, as it can help to inform decisions on the development of management strategies and the allocation of resources.
Sustainable fisheries are those that are managed to promote the long #
term sustainability of fish populations and maintain the health and productivity of marine ecosystems. Sustainable fisheries can provide a range of economic, social, and environmental benefits, including food security, employment, and biodiversity conservation.
Target species are the species that are primarily targeted by a <b… #
Target species can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Total allowable catch (TAC) is the maximum amount of fish t… #
TAC can be an effective tool for promoting the long-term sustainability of fish populations and maintaining the health and productivity of marine ecosystems.
Trophic levels are the positions of species in a food web, includi… #
Trophic levels can be an important consideration in fisheries management, as they can help to inform decisions on the development of management strategies and the allocation of resources.
Turtle exclusion devices (TEDs) are the devices used to reduce the… #
TEDs can be an effective tool for promoting the conservation of sea turtles and maintaining the health and productivity of marine ecosystems.
Uncertainty is the degree of uncertainty or variability in fish… #
Uncertainty can be an important consideration in fisheries management, as it can help to inform decisions on the development of management strategies and the allocation of resources.
Vessel monitoring systems (VMS) are the systems used to track the… #
VMS can be an effective tool for promoting compliance with fisheries regulations and maintaining the health and productivity of marine ecosystems.
Zonation is the process of dividing a fishery or marine ecosystem… #
Zonation can be an effective tool for promoting the long-term sustainability of fish populations and maintaining the health and productivity of marine ecosystems.