Fishery management methods comprise the suite of scientific, regulatory, and operational tools used to maintain fish populations and associated ecosystems at or near defined biological and socioeconomic reference points. They include stock assessment methodologies (e.g., age-structured or surplus-production models), harvest control rules, effort and catch limitations (quotas, size limits, gear restrictions), spatial and temporal closures, rights-based systems (ITQs, TURFs), and ecosystem-based approaches that integrate multispecies interactions and environmental variability. These methods rely on monitoring programs, statistical modeling, and adaptive management frameworks to adjust exploitation rates in response to observed stock status, uncertainty, and management objectives such as maximum sustainable yield or precautionary conservation targets.
Bottom trawlers extract one-quarter of the world's fisheries catches by weight and raise significant ecological, economic and social concerns. Given that, you'd think there would be an answer to basic questions in fisheries: ...
Ecology
May 13, 2026
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A research team led by Hainan University, together with, among others, the National University of Singapore (NUS) and the Leibniz Centre for Tropical Marine Research (ZMT), investigated a total of 102 reef sites in the waters ...
Environment
May 12, 2026
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A new study led by scientists at Woods Hole Oceanographic Institution finds that industrial-scale fishing has been removing substantial biomass from the ocean's "twilight zone" for decades, challenging the common assumption ...
Ecology
May 11, 2026
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140
One of the United States' largest fisheries is hiding in plain sight. Recreational freshwater anglers in the lower 48 states catch—and keep—far more fish than any official body has estimated, according to new research from ...
Ecology
May 7, 2026
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The first study to measure the full economic value of bottom trawling in Europe's waters calculates that the destructive fishing practice imposes up to €16 billion annually in net costs to society. The research is published ...
Environment
Apr 28, 2026
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The endangered Black Sea harbor porpoise (Phocoena phocoena relicta) is facing a critical fight for survival. As Europe's smallest marine mammal, this isolated population is being pushed toward extinction by bycatch—the unintentional ...
Ecology
Apr 27, 2026
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A new analysis has revealed a global decline in fish growth over the last century, with scientists warning that overfishing and environmental change are eroding the biological foundations of many fisheries. Helen Yan led ...
Ecology
Apr 25, 2026
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The Gulf Coast is recognized worldwide for its exceptional fishing opportunities, offering anglers a wide variety of species such as trout, red snapper, and grouper. Recreational fishing represents a significant—yet historically ...
Plants & Animals
Apr 16, 2026
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Over the past 20 years, nearly half of commercially important Mediterranean fish species have shifted their distribution due to climate change, causing marine species to move away from their historical locations. These significant ...
Ecology
Apr 13, 2026
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10
Four sperm whales that stranded separately on southeastern U.S. coastlines between 2020–22 were emaciated and malnourished, with ingested fishing gear and marine debris found in two of them, according to a new study that ...
Plants & Animals
Apr 9, 2026
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