Economic Impacts of Overfishing
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.
Abyssal Zone #
the deepest part of the ocean, where the sunlight is very weak, and the pressure is extremely high, affecting the economic impacts of overfishing in the course Professional Certificate in Fish Stock Assessment Economics. Related terms include bathyal zone, hadal zone. The abyssal zone is characterized by a lack of light, and as a result, photosynthesis is not possible, and the food chain is supported by detritus and other organic matter that falls from the surface.
Acidification #
the process by which the ocean becomes more acidic due to the absorption of excess carbon dioxide from the atmosphere, affecting the economic impacts of overfishing. Related terms include pH level, coral bleaching. Acidification can have negative impacts on marine life, especially organisms with calcium carbonate shells, such as corals and shellfish.
Aquaculture #
the practice of raising aquatic animals, such as fish and shellfish, in a controlled environment, such as a fish farm, affecting the economic impacts of overfishing. Related terms include fish farming, mariculture. Aquaculture can help meet the demand for seafood and reduce the pressure on wild fish stocks, but it can also have negative environmental impacts, such as pollution and escaped fish.
Benthic Zone #
the area of the ocean floor, including the sediment and the organisms that live there, affecting the economic impacts of overfishing. Related terms include demersal zone, epibenthic zone. The benthic zone is an important habitat for many marine species, and it plays a crucial role in the ecosystem of the ocean.
Bioeconomic Model #
a type of model that is used to analyze the economic and biological aspects of a fishery, affecting the economic impacts of overfishing. Related terms include fishery model, ecosystem model. Bioeconomic models can help managers make informed decisions about the management of a fishery, and they can be used to evaluate the trade-offs between different management options.
Bycatch #
the catch of non-target species, such as fish, birds, and turtles, in a fishery, affecting the economic impacts of overfishing. Related terms include discarding, bycatch reduction. Bycatch can have negative impacts on the ecosystem and the economy of a fishery, and it is often a major concern in fisheries management.
Catch Per Unit Effort (CPUE) #
a measure of the amount of fish caught per unit of fishing effort, such as per hour of fishing or per ton of gear, affecting the economic impacts of overfishing. Related terms include catch rate, fishing effort. CPUE is often used as an indicator of the abundance of a fish stock, and it can be used to monitor the effectiveness of management measures.
Certification #
the process of verifying that a fishery meets certain standards, such as those related to sustainability and environmental impact, affecting the economic impacts of overfishing. Related terms include eco-labeling, seafood certification. Certification can provide a market incentive for fisheries to improve their sustainability, and it can help consumers make informed choices about the seafood they buy.
Climate Change #
the change in global climate patterns, such as temperature and precipitation, that can affect the distribution and abundance of fish stocks, affecting the economic impacts of overfishing. Related terms include global warming, ocean acidification. Climate change can have significant impacts on the ecosystem and the economy of a fishery, and it is a major concern in fisheries management.
Closed Area #
a area that is closed to fishing, either permanently or temporarily, to protect the habitat or the fish stock, affecting the economic impacts of overfishing. Related terms include marine protected area, closed season. Closed areas can help to rebuild depleted fish stocks, and they can provide a refuge for fish to spawn and grow.
Community #
Based Management: a type of management that involves the local community in the decision-making process, affecting the economic impacts of overfishing. Related terms include co-management, community-based fisheries management. Community-based management can help to ensure that the needs and concerns of the local community are taken into account, and it can provide a framework for sustainable management.
Cost #
Benefit Analysis: a type of analysis that is used to evaluate the costs and benefits of a particular management option, affecting the economic impacts of overfishing. Related terms include cost-effectiveness analysis, benefit-cost analysis. Cost-benefit analysis can help managers make informed decisions about the management of a fishery, and it can be used to evaluate the trade-offs between different management options.
Demersal Fish #
a type of fish that lives on or near the bottom of the ocean, such as cod and grouper, affecting the economic impacts of overfishing. Related terms include groundfish, bottom fish. Demersal fish are often targeted by commercial fisheries, and they can be vulnerable to overfishing and habitat damage.
Ecosystem Approach to Fisheries Management #
a type of management that considers the ecosystem as a whole, including the interactions between different species and their habitat, affecting the economic impacts of overfishing. Related terms include ecosystem-based management, integrated management. The ecosystem approach to fisheries management can help to ensure that the long-term sustainability of the fishery is maintained, and it can provide a framework for managing the complexity of the ecosystem.
Ecosystem Service #
a service that is provided by the ecosystem, such as pollination, nutrient cycling, and coastal protection, affecting the economic impacts of overfishing. Related terms include ecosystem function, ecosystem process. Ecosystem services are essential for the health and well-being of both humans and the environment, and they can provide a framework for valuing the importance of the ecosystem.
Fishery Management Plan #
a plan that outlines the objectives, strategies, and actions for managing a fishery, affecting the economic impacts of overfishing. Related terms include management plan, fishery plan. A fishery management plan can help to ensure that the fishery is managed in a sustainable way, and it can provide a framework for making decisions about the management of the fishery.
Food Security #
the availability of safe and nutritious food, which is essential for human health and well-being, affecting the economic impacts of overfishing. Related terms include food safety, food sovereignty. Food security is a major concern in many parts of the world, and it can be affected by the sustainability of the fishery and the availability of seafood.
Gear Restriction #
a type of regulation that restricts the type of fishing gear that can be used, affecting the economic impacts of overfishing. Related terms include gear limitation, gear restriction. Gear restrictions can help to reduce the impact of fishing on the ecosystem, and they can provide a framework for managing the complexity of the fishery.
Habitat #
the natural environment in which a species lives, including the physical and biological characteristics of the environment, affecting the economic impacts of overfishing. Related terms include ecosystem, environment. Habitat is essential for the survival and reproduction of a species, and it can be affected by human activities such as fishing and coastal development.
Individual Quota #
a type of quota that is assigned to an individual fisherman or fishing vessel, affecting the economic impacts of overfishing. Related terms include individual transferable quota, catch share. Individual quotas can help to reduce the overfishing and the discarding of fish, and they can provide a framework for managing the complexity of the fishery.
Integrated Coastal Zone Management #
a type of management that considers the interactions between the land and the sea, including the impacts of human activities on the ecosystem, affecting the economic impacts of overfishing. Related terms include coastal management, integrated management. Integrated coastal zone management can help to ensure that the long-term sustainability of the coastal zone is maintained, and it can provide a framework for managing the complexity of the ecosystem.
Marine Protected Area #
a area that is protected from human activities such as fishing and coastal development, affecting the economic impacts of overfishing. Related terms include marine reserve, marine sanctuary. Marine protected areas can help to conserve the biodiversity of the ecosystem, and they can provide a refuge for fish to spawn and grow.
Maximum Sustainable Yield #
the maximum amount of fish that can be caught from a fish stock without depleting the stock, affecting the economic impacts of overfishing. Related terms include sustainable yield, maximum allowable catch. The maximum sustainable yield is an important concept in fisheries management, and it can help to ensure that the fishery is managed in a sustainable way.
Ocean Acidification #
the process by which the ocean becomes more acidic due to the absorption of excess carbon dioxide from the atmosphere, affecting the economic impacts of overfishing. Related terms include pH level, coral bleaching. Ocean acidification can have negative impacts on marine life, especially organisms with calcium carbonate shells, such as corals and shellfish.
Overfishing #
the practice of catching more fish than the sustainable level, which can lead to the depletion of the fish stock, affecting the economic impacts of overfishing. Related terms include overexploitation, overharvesting. Overfishing is a major concern in many parts of the world, and it can have significant impacts on the ecosystem and the economy of a fishery.
Pelagic Fish #
a type of fish that lives in the open ocean, such as tuna and sardines, affecting the economic impacts of overfishing. Related terms include pelagic species, oceanic fish. Pelagic fish are often targeted by commercial fisheries, and they can be vulnerable to overfishing and habitat damage.
Quota #
a limit on the amount of fish that can be caught, affecting the economic impacts of overfishing. Related terms include catch limit, fishing quota. Quotas can help to reduce the overfishing and the discarding of fish, and they can provide a framework for managing the complexity of the fishery.
Recreational Fishing #
a type of fishing that is done for leisure or sport, rather than for commercial purposes, affecting the economic impacts of overfishing. Related terms include recreational fishery, sport fishing. Recreational fishing can have significant impacts on the ecosystem and the economy of a fishery, and it can provide a framework for managing the complexity of the fishery.
Seafood Certification #
a type of certification that verifies that seafood has been caught or farmed in a sustainable way, affecting the economic impacts of overfishing. Related terms include eco-labeling, seafood labeling. Seafood certification can provide a market incentive for fisheries to improve their sustainability, and it can help consumers make informed choices about the seafood they buy.
Stock Assessment #
the process of evaluating the status of a fish stock, including the abundance, growth, and mortality rates, affecting the economic impacts of overfishing. Related terms include fish stock assessment, stock evaluation. Stock assessment is an important tool for managing a fishery, and it can help to ensure that the fishery is managed in a sustainable way.
Subsidy #
a type of payment or incentive that is provided to the fishing industry, such as fuel subsidies or tax breaks, affecting the economic impacts of overfishing. Related terms include government subsidy, fishing subsidy. Subsidies can have significant impacts on the economy of a fishery, and they can provide a framework for managing the complexity of the fishery.
Sustainable Fishing #
a type of fishing that is done in a way that maintains the health of the ecosystem and the long-term sustainability of the fishery, affecting the economic impacts of overfishing. Related terms include sustainable seafood, responsible fishing. Sustainable fishing is essential for the long-term sustainability of the fishery, and it can provide a framework for managing the complexity of the ecosystem.
Total Allowable Catch #
the total amount of fish that can be caught from a fish stock, affecting the economic impacts of overfishing. Related terms include total allowable catch, total quota. The total allowable catch is an important concept in fisheries management, and it can help to ensure that the fishery is managed in a sustainable way.
Trawl #
a type of fishing gear that is used to catch fish, such as bottom trawls and mid-water trawls, affecting the economic impacts of overfishing. Related terms include trawl fishery, trawling. Trawls can have significant impacts on the ecosystem, and they can provide a framework for managing the complexity of the fishery.
Trophic Level #
the position of a species in the food chain, such as primary producer, primary consumer, or secondary consumer, affecting the economic impacts of overfishing. Related terms include food web, trophic cascade. Trophic level is an important concept in ecology, and it can help to understand the interactions between different species in the ecosystem.
Vessel Monitoring System #
a type of system that is used to track the location and activity of fishing vessels, affecting the economic impacts of overfishing. Related terms include vessel tracking, fisheries monitoring. Vessel monitoring systems can help to enforce regulations and reduce the impact of fishing on the ecosystem.
Zoning #
a type of management that involves dividing the ocean into different zones, each with its own set of regulations and restrictions, affecting the economic impacts of overfishing. Related terms include marine zoning, fisheries zoning. Zoning can help to reduce the impact of fishing on the ecosystem, and it can provide a framework for managing the complexity of the fishery.