Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Osmoregulation in Fishes

Osmoregulation in Fishes

When cells are placed in a hypotonic (low-salt) fluid, they can swell and burst. Meanwhile, cells in a hypertonic solution—with a higher salt concentration—can shrivel and die. How do fish cells avoid these gruesome fates in hypotonic freshwater or hypertonic seawater environments?

Sustainable Development

Sustainable Development

As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.

Habitat Fragmentation

Habitat Fragmentation

Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.

Marine Microbial Ecology

Marine Microbial Ecology

Marine microbial ecosystems are shaped by distinct physicochemical limits, including high salinity, low nutrient availability, and fluctuating oxygen levels. These conditions favor smaller microbial cell sizes, which maximize their surface-to-volume ratio for efficient nutrient uptake.Microbial activity and community composition are closely linked to biogeochemical cycles, particularly in dynamic environments like estuaries, where halotolerant microbes thrive in response to variable salinity...

Freshwater Microbial Ecology

Freshwater Microbial Ecology

Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic systems...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Eight recommendations for advancing blue Nature-based Solutions.

Ambio·2026

Same author

Conservation targets and how to achieve them.

Proceedings. Biological sciences·2026

Same author

An interdisciplinary analysis of recreational birdwatching and wetland extent in the Murray-Darling Basin, Australia.

iScience·2026

Same author

Navigating the complexity of managing coexisting inborn errors of metabolism and gender incongruence.

Molecular genetics and metabolism·2026

Same author

Implementing the Kunming-Montreal Biodiversity Targets.

Proceedings of the National Academy of Sciences of the United States of America·2026

Same author

Traditional and non-traditional behavioral tests demonstrate the attenuation of cognitive deficits by therapeutic hypothermia in a rat model of neonatal hypoxic-ischemic encephalopathy.

Frontiers in behavioral neuroscience·2026

Search research articles

Related Experiment Video

Updated: May 25, 2026

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Published on: November 20, 2017

Fisheries mismanagement.

Bethan C O'Leary¹, James C R Smart, Fiona C Neale

¹Environment Department, University of York, York YO10 5DD, UK. bcol500@york.ac.uk

Marine Pollution Bulletin

|October 25, 2011

Summary

European politicians frequently ignored scientific advice on fishing quotas, setting total allowable catches (TACs) 33% higher than recommended. This political overfishing significantly increases the risk of fish stock collapse.

More Related Videos

Necropsy-based Wild Fish Health Assessment

Necropsy-based Wild Fish Health Assessment

Published on: September 11, 2018

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Published on: September 5, 2018

Related Experiment Videos

Last Updated: May 25, 2026

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Published on: November 20, 2017

Necropsy-based Wild Fish Health Assessment

Necropsy-based Wild Fish Health Assessment

Published on: September 11, 2018

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Published on: September 5, 2018

Area of Science:

Marine biology
Fisheries science
Environmental policy

Background:

The Common Fisheries Policy (CFP) governs European fisheries management.
Scientific recommendations for Total Allowable Catches (TACs) aim for sustainable fishing.
Previous CFP reforms have been criticized for failing to improve stock sustainability.

Purpose of the Study:

To assess political adherence to scientific TAC recommendations in European fisheries policy.
To model the impact of politically-adjusted TACs on fish stock sustainability.
To evaluate the effectiveness of the 2002 CFP reform on decision-making.

Main Methods:

Analysis of TAC decisions versus scientific recommendations from 1987 to 2011.
Statistical modeling to assess the relationship between political TAC setting and stock sustainability.
Examination of 11 key fish stocks across European waters.

Main Results:

In 68% of decisions, TACs exceeded scientific recommendations.
Politically set TACs averaged 33% higher than scientifically advised levels.
No evidence suggests the 2002 CFP reform improved adherence to scientific advice or sustainability.

Conclusions:

Political interference in TAC setting significantly elevates the risk of fish stock collapse within 40 years.
The 2012 CFP reform is unlikely to succeed without a fundamental shift towards science-based decision-making.
Urgent reform is needed to align fisheries management with scientific sustainability targets.