Marine Ornamental Fish Trade and Aquaculture

The global trade in marine ornamental fishes encompasses the collection, transport and sale of thousands of reef-associated species destined for home and public aquaria. This commerce generates socio-economic benefits for coastal communities, yet frequently relies on wild collection practices that can undermine reef resilience and biodiversity. The challenges of monitoring volumes and species diversity are compounded by fragmented data systems, unregulated domestic markets and variable enforcement of fisheries regulations. In response, aquaculture initiatives have emerged to alleviate collection pressures through captive breeding and on-farm juvenile rearing, but adoption remains uneven across taxa. Integrated management approaches now span sustainable-livelihoods frameworks, harmonised trade codes, community-based fisheries management and certification schemes to balance economic development with conservation objectives. Advances in husbandry techniques, transport protocols and genetic broodstock management have improved survival rates in captive settings, yet priority remains on scaling up culture of high-demand taxa such as angelfishes, gobies and damselfishes. Future efforts will hinge on transparent supply-chain traceability, investment in small-scale hatcheries, stakeholder partnerships and policy instruments capable of aligning trade incentives with reef stewardship on a global scale.

Research from Nature Portfolio

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Marine Ornamental Fish Trade and Aquaculture publication trend

The graph below shows the total number of articles in marine ornamental fish trade and aquaculture across all publications each year (not limited to Nature Index journals).

Technical terms

Ornamental fish trade: Commercial exchange of live marine fishes for display in domestic and public aquaria.

Aquaculture: Controlled cultivation and husbandry of aquatic organisms under farming conditions to supply markets or restore wild populations.

Sustainable livelihoods: Analytical framework assessing how resource-dependent communities maintain income, well-being and resilience over time.

Captive breeding: Propagation and rearing of wild species in artificial environments to reduce extraction pressure on natural stocks.

Traffic light system: Colour-coded categorisation method used to evaluate the status of aquaculture initiatives relative to market demand and culture feasibility.

References

1. Catching Dory: selling aquarium fish supports coastal livelihoods in Indonesia. npj Ocean Sustainability (2024).
2. A Systematic Review of the Ornamental Fish Trade with Emphasis on Coral Reef Fishes—An Impossible Task. Animals (2020).
3. Conservation and management of ornamental coral reef wildlife: Successes, shortcomings, and future directions. Biological Conservation (2014).
4. A Critical Assessment of Marine Aquarist Biodiversity Data and Commercial Aquaculture: Identifying Gaps in Culture Initiatives to Inform Local Fisheries Managers. PLOS ONE (2014).