Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Design Example: Measuring Distance Between Two Points with Obstructions01:10

Design Example: Measuring Distance Between Two Points with Obstructions

81
When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...
81
Conservation of Declining Populations02:07

Conservation of Declining Populations

9.7K
Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
9.7K
What are Populations and Communities?00:30

What are Populations and Communities?

34.4K
Overview
34.4K
Habitat Fragmentation02:31

Habitat Fragmentation

17.7K
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.
17.7K
Conservation of Small Populations02:04

Conservation of Small Populations

13.3K
Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...
13.3K
Areas Within Irregular Boundaries01:26

Areas Within Irregular Boundaries

105
Calculating areas within irregular boundaries, such as along rivers or curved roads, is crucial in various fields, including surveying, engineering, and environmental management. Surveyors often begin by creating a traverse, a connected series of straight lines approximating the area's boundary. The coordinates of each traverse point are essential for calculating the enclosed area. The double meridian distance formula is a widely used technique for this purpose. This method utilizes the...
105

You might also read

Related Articles

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

Sort by
Same author

Mixed Support for the Temperature-Size Rule in Wild Freshwater Fishes.

Ecology letters·2026
Same author

Disentangling the historical impacts of warming and fishing on exploited freshwater fish populations.

Science advances·2025
Same author

Accounting for human-nature linkages in area-based conservation monitoring through social-ecological indicator bundles.

Conservation biology : the journal of the Society for Conservation Biology·2025
Same author

Identifying fish populations prone to abrupt shifts via dynamical footprint analysis.

Proceedings of the National Academy of Sciences of the United States of America·2025
Same author

Assessing vulnerability of Arctic fish species to climate change.

Discover Oceans·2025
Same author

Climate change drives shifts in straddling fish stocks in the world's ocean.

Science advances·2025

Related Experiment Video

Updated: Aug 14, 2025

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools
09:32

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

Published on: November 20, 2017

9.3K

Quantifying fish range shifts across poorly defined management boundaries.

Juliano Palacios-Abrantes1, Scott Crosson2, Chris Dumas3

  • 1Center for Limnology, University of Wisconsin-Madison, Madison, WI, United States of America.

Plos One
|January 11, 2023
PubMed
Summary
This summary is machine-generated.

Climate change is shifting fish distributions, challenging fisheries management. This study shows that how regulatory units are designed significantly impacts adaptive allocation policies for shared fish stocks.

More Related Videos

Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems
07:41

Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems

Published on: July 30, 2019

7.5K
Watershed Planning within a Quantitative Scenario Analysis Framework
12:44

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

8.1K

Related Experiment Videos

Last Updated: Aug 14, 2025

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools
09:32

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

Published on: November 20, 2017

9.3K
Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems
07:41

Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems

Published on: July 30, 2019

7.5K
Watershed Planning within a Quantitative Scenario Analysis Framework
12:44

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

8.1K

Area of Science:

  • Marine ecology
  • Fisheries management
  • Climate change adaptation

Background:

  • Current marine resource management often relies on fixed spatial boundaries, which are ill-suited to climate change-induced shifts in species distributions.
  • This poses a significant challenge for managing shared fish stocks that cross jurisdictional boundaries.
  • Dynamic spatial management is proposed as a solution, but requires clear regulatory unit design.

Purpose of the Study:

  • To explore methods for designing spatial regulatory units that facilitate fisheries management adaptation to shifting fish distributions.
  • To analyze the impact of different regulatory unit designs on the allocation of shared fish stocks.
  • To provide a replicable approach for informed, data-driven decision-making in fisheries management.

Main Methods:

  • Analyzed yearly distribution data (1951-2019) for black sea bass, summer flounder, and scup in the US Exclusive Economic Zone during fall and spring.
  • Explored two approaches for defining regulatory units: state waters and historical landings.
  • Estimated state-specific stock distribution proportions and compared historical versus recent values.

Main Results:

  • Significant shifts in the distribution of all three studied stocks were observed relative to historical quota allocation periods.
  • Central-northern states showed distribution gains, while southernmost states experienced losses.
  • The method used to define regulatory units had a greater impact on stock distribution allocation than seasonal differences.

Conclusions:

  • The design of spatial regulatory units is critical for adapting fisheries management to climate-driven shifts in fish stocks.
  • Current allocation methods may not accurately reflect contemporary stock distributions, potentially leading to inequitable outcomes.
  • A transparent, data-driven approach to designing regulatory units is essential for effective and adaptive fisheries management in a changing climate.