7  Modern Ecosystem-based and Human-integrated Fisheries Management (2010s–present)

7.1 Introduction

From the 2010s onward, ethnofishecology has increasingly intersected with ecosystem-based fisheries management (EBFM) and explicitly human-integrated approaches. Agencies such as NOAA now frame humans as part of the ecosystem and call for interdisciplinary science that can evaluate conservation, economic profitability, food production, jobs, and human well-being together rather than sequentially (NOAA Fisheries 2021). This period emphasizes trade-offs, scenario analysis, and the integration of social, economic, and ecological data into decision-making.

NoteWhy this chapter covers four cases

HI-EBFM, Alaska pollock and trawling impacts, regional bycatch utilization, and catch-share allocation are treated together because they illustrate the same underlying point: modern management is an exercise in coupled social–ecological design, not a sequence of isolated technical choices.

7.2 Methods and Evidence

The modern management literature is methodologically diverse. It combines policy analysis, governance mapping, social and economic indicators, stock assessment outputs, and participatory scenario evaluation. Institutional strategies such as NOAA’s HI-EBFM plan matter here because they formalize the expectation that economics, human dimensions, and ecology should be coupled in routine fisheries science rather than treated as post hoc add-ons (NOAA Fisheries 2021).

7.3 Key Themes

  • Human-integrated ecosystem-based fishery management (HI-EBFM). NOAA’s research strategy argues that marine resource management must study humans and the environment as a coupled system. The strategy foregrounds trade-offs among conservation, seafood production, profitability, and community well-being, and calls for deeper integration of economics and human dimensions into climate, ecosystem, and stock-assessment work (NOAA Fisheries 2021).
  • Socio-ecological resilience and adaptive management. Contemporary management focuses on resilience: the capacity of systems and communities to absorb shocks, reorganize, and adapt. Ethnofishecology contributes by showing how communities perceive change, which indicators they treat as meaningful, and what institutional responses are likely to be workable.
  • Interdisciplinary data integration. Modern approaches combine biological data with social surveys, economic metrics, community profiles, and cultural indicators. The analytic goal is not fuller description; it is better prediction of how policies affect fish populations, fleet behaviour, distributional outcomes, and the persistence of fishing communities.
  • Trade-off analysis and scenario planning. Management strategy evaluation and related scenario tools have become central because they make competing objectives explicit. NOAA-linked work on Atlantic herring shows how stakeholder participation improves the realism and eventual uptake of MSE exercises while complicating the design of the process (Feeney et al. 2019).

7.4 From High-impact Industrial Fishing to More Selective Fisheries

Modern fisheries management has also had to confront the legacy of highly destructive industrial fishing methods. Some of the sharpest concerns have centered on tropical shrimp trawls with very high discard ratios, mixed demersal trawls with substantial non-target mortality, and bottom-contact gears that damage benthic habitats when poorly managed. Reviews of trawling impacts continue to identify bycatch, habitat effects, and fuel use as major sources of concern, especially where fishing pressure is intense and mitigation is weak (Hilborn et al. 2023).

The modern period is not only a story of damage. It is also a story of technical and institutional efforts to make fisheries more selective and, in some cases, less carbon intensive. Across regions, those efforts include excluder devices, sorting grids, changes in mesh and codend design, move-on rules, time–area closures, bycatch caps, catch shares, electronic monitoring, and cooperative fleet communication. Selectivity is now produced through a combination of gear engineering, data systems, and governance rather than through gear design alone.

Alaska pollock is a useful example of this shift. NOAA describes the fishery as a semi-pelagic midwater trawl fishery with minimal habitat impact relative to bottom-contact gears and reports incidental catch of other species at less than 1 percent of the total catch (NOAA Fisheries 2025a). That does not make the fishery impact-free: salmon bycatch remains a major management and community concern, and NOAA continues to study the oceanographic and operational conditions associated with salmon encounters in the eastern Bering Sea pollock fishery (NOAA Fisheries 2025b). It does illustrate the broader point that large industrial fisheries are not environmentally equivalent. Some have moved toward much tighter monitoring, stronger bycatch avoidance, and lower habitat impact than the high-discard industrial fisheries that shaped earlier critiques.

Fuel use is part of that transition. The ICES review by Hilborn and colleagues notes that carbon emissions from capture fisheries are dominated by fuel use and vary strongly by gear type, with bottom trawls generally more fuel intensive than many pelagic gears. That makes fisheries such as Alaska pollock important not only because they are selective at scale but because they offer an example of a very large fishery that sits closer to the lower-carbon end of the wild-capture spectrum than heavily fuel-intensive bottom-contact fisheries (Hilborn et al. 2023; NOAA Fisheries 2025a).

7.5 Bycatch Utilization and Regional Discard Patterns

Bycatch is not handled the same way everywhere, and the contrast is not only technical; it is also cultural and economic. A useful broad pattern, though not an absolute rule, is that fisheries in much of Asia have historically retained and utilized a larger share of low-value catch, while fisheries in Europe and North America have more often generated regulated or market-driven discards at sea. FAO reviews of the Asia-Pacific region note that expanding markets for low-value fish, fishmeal, aquaculture feed, and processed products have made discards negligible in many fisheries in China and Southeast Asia, even when catches include species that would be treated elsewhere as bycatch or “trash fish” (Food and Agriculture Organization 2005).

Western discard regimes have often been driven by quota rules, minimum-size rules, protected-species rules, and market grading. The European Commission’s discard policy makes this explicit: fish are discarded because fishers lack quota, fish are undersized, species are prohibited, or the market value is too low. The landing obligation was introduced because discarding had become recognized as a substantial waste of resources and a distortion of both ecological and economic accounting (European Commission 2025).

For ethnofishecology, this regional difference matters because “bycatch” is not only a biological category. It is also a social classification shaped by markets, cuisine, labour, regulation, and processing capacity. The same fish may be landed, dried, minced, reduced to meal, or discarded depending on where it is caught and how value is assigned. Bycatch utilization is an especially clear case where human systems shape ecological outcomes and the meaning of waste itself.

7.6 Catch Shares, Allocation, and Uneven Community Outcomes

Current management systems also rely heavily on allocation rules, and catch shares are one of the clearest examples. NOAA defines catch shares as management systems that allocate a portion of the allowable catch to individuals, cooperatives, communities, or other entities. In principle, these systems end the race to fish, improve accountability, and give harvesters more flexibility in timing and business decisions (NOAA Fisheries 2025c). FAO’s rights-based management literature makes the same general argument at a global scale: secure and durable harvesting rights align incentives, reduce overcapacity, and improve matching between fishing opportunity and fleet behaviour (Squires et al. 2013).

The allocation question has never been purely technical. The National Research Council’s Sharing the Fish framed quota-based management as a set of trade-offs among biological performance, economic efficiency, and social distribution rather than a neutral optimization exercise (National Research Council 1999). Who receives the initial allocation, whether quota can be transferred or consolidated, and whether communities or crew have any protected access all shape who benefits from the system and who absorbs its costs.

Over time that point has only become clearer. Olson’s review of fisheries privatization shows that quota systems generate different outcomes across vessel owners, crew, households, and communities, often producing recognizable winners and losers rather than a uniform improvement in well-being (Olson 2011). Carothers’ work in Kodiak makes the Alaska dimension concrete: fisheries privatization was widely discussed there as a major social rupture, and respondents often described its community effects in terms of fairness, opportunity, and the erosion or preservation of local social values (Carothers 2015). NOAA-led research similarly finds that quota-share transfer and consolidation can redistribute access rights across places, affecting employment, tax base, support businesses, and long-term community vulnerability (Szymkowiak et al. 2019).

Catch shares also change behaviour within fleets. A large NOAA-led study found that catch shares generally reduced diversification for vessels that remained in the catch-share fishery and for vessels that exited but continued fishing elsewhere (Holland et al. 2017). That pattern implies a shift toward greater specialization. Specialization can improve efficiency and stabilize operations for some firms, but it also makes vessels and communities more exposed when the productivity, distribution, or quota availability of a single stock declines. Stock-specific declines therefore do not just reduce catch; they hit specialized portfolios harder than diversified ones.

For ethnofishecology, catch shares are important not simply as a policy instrument but as a social sorting mechanism. They reorganize time, access, risk, and attachment to place. Whether a catch-share program produces resilience or displacement depends not only on stock status and enforcement, but on allocation design, transfer rules, local capital structure, and the degree to which communities retain access as fisheries become more specialized.

ImportantCounter-evidence to keep in view

The diversification finding in Holland et al. (2017) is not universal. In some fisheries, catch shares have been associated with expanded portfolio fishing where vessels use share flexibility to enter additional fisheries. The direction depends heavily on allocation design and local fleet structure, which is exactly the point this chapter is making.

7.7 Conclusion

Modern ecosystem-based and human-integrated management approaches represent a shift toward more explicit socio-ecological governance. Ethnofishecology matters in this setting because it keeps culture, behaviour, community knowledge, and technological practice visible when models and policy processes are built. The modern period is not only about better indicators and bigger models. It is also about how fisheries reduce waste, reshape gear selectivity, lower fuel-intensive impacts where possible, allocate access through tools such as catch shares, and redefine what counts as usable catch. Its contribution is strongest when it sharpens those trade-offs rather than adding social context around the edges.

Carothers, C. 2015. Fisheries privatization, social transitions, and well-being in Kodiak, Alaska. Marine Policy 61:313–322.
European Commission. 2025. Discarding in fisheries. https://oceans-and-fisheries.ec.europa.eu/fisheries/rules/discarding-fisheries_en.
Feeney, R. G., D. V. Boelke, J. J. Deroba, S. Gaichas, B. J. Irwin, and M. Lee. 2019. Integrating management strategy evaluation into fisheries management: Advancing best practices for stakeholder inclusion based on an MSE for Northeast US Atlantic herring. Canadian Journal of Fisheries and Aquatic Sciences.
Food and Agriculture Organization. 2005. Asian fisheries today: The production and use of low value/trash fish from marine fisheries in the Asia-Pacific region. FAO.
Hilborn, R., R. Amoroso, J. Collie, J. G. Hiddink, M. J. Kaiser, T. Mazor, R. A. McConnaughey, A. M. Parma, C. R. Pitcher, M. Sciberras, and P. Suuronen. 2023. Evaluating the sustainability and environmental impacts of trawling compared to other food production systems. ICES Journal of Marine Science 80(6):1567–1579.
Holland, D. S., C. Speir, J. Agar, S. Crosson, G. DePiper, S. Kasperski, A. W. Kitts, and L. Perruso. 2017. Impact of catch shares on diversification of fishers’ income and risk. Proceedings of the National Academy of Sciences 114(35):9302–9307.
National Research Council. 1999. Sharing the fish: Toward a national policy on individual fishing quotas. National Academies Press, Washington, DC.
NOAA Fisheries. 2021. Human integrated ecosystem based fishery management, research strategy 2021–2025. https://www.fisheries.noaa.gov/ecosystems/human-integrated-ecosystem-based-fishery-management-research-strategy-2021-2025.
NOAA Fisheries. 2025a. Alaska pollock. https://www.fisheries.noaa.gov/species/alaska-pollock.
NOAA Fisheries. 2025b. Investigating salmon bycatch dynamics in the Alaska pollock fishery. https://www.fisheries.noaa.gov/feature-story/investigating-salmon-bycatch-dynamics-alaska-pollock-fishery.
NOAA Fisheries. 2025c. Catch shares. https://www.fisheries.noaa.gov/national/sustainable-fisheries/catch-shares.
Olson, J. 2011. Understanding and contextualizing social impacts from the privatization of fisheries: An overview. Ocean & Coastal Management 54(5):353–363.
Squires, D., R. Allen, and V. Restrepo. 2013. Rights-based management in international tuna fisheries. FAO, FAO Fisheries and Aquaculture Technical Paper 571, Rome.
Szymkowiak, M., S. Kasperski, and D. K. Lew. 2019. Identifying community risk factors for quota share loss. Ocean & Coastal Management 178:104851.