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

Gene Flow02:39

Gene Flow

34.8K
Gene flow is the transfer of genes among populations, resulting from either the dispersal of gametes or from the migration of individuals.
34.8K
Background and Environment Affect Phenotype02:27

Background and Environment Affect Phenotype

6.4K
Although the genetic makeup of an organism plays a major role in determining the phenotype, there are also several environmental factors, such as temperature, oxygen availability, presence of mutagens, that can alter an organism’s phenotype.
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...
6.4K
Osmoregulation in Fishes02:32

Osmoregulation in Fishes

49.3K
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?
49.3K
Genetics of Speciation02:16

Genetics of Speciation

19.0K
Speciation is the evolutionary process resulting in the formation of new, distinct species—groups of reproductively isolated populations.
19.0K

You might also read

Related Articles

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

Sort by
Same author

Genomic, morphological and migratory patterns in recovering Atlantic salmon populations.

Aquatic sciences·2026
Same author

The genome sequence of the roach, <i>Rutilus rutilus</i> (Linnaeus, 1758) (Cypriniformes: Leuciscidae).

Wellcome open research·2026
Same author

Defining Conservation Units in a Highly Diverse Species: A Case on Arctic Charr.

Evolutionary applications·2025
Same author

Habitat use by larval and 0+ year juvenile fishes in European rivers.

Journal of fish biology·2025
Same author

Inshore marine coastal zone migration patterns in Atlantic salmon post-smolts emigrating from eight rivers in north-east Scotland.

Journal of fish biology·2025
Same author

The genome sequence of the bronze bream, <i>Abramis brama</i> (Linnaeus, 1758) (Cypriniformes: Leuciscidae).

Wellcome open research·2025
Same journal

High Gene Flow Despite Urbanization: Genetic Diversity and Structure of the Eastern Spotted Dove (<i>Spilopelia chinensis</i>) in Jiangsu Province, China and Implications for Releasing Confiscated Individuals.

Ecology and evolution·2026
Same journal

Evidence of Small Changes in Daytime Body Temperature in Active Black-Capped Chickadees in Response to Supplemental Food Availability.

Ecology and evolution·2026
Same journal

Seasonal Variation of Butterfly Diversity in Subtropical Urban Forests of Nepal.

Ecology and evolution·2026
Same journal

Influences of Carrion Decomposition on Soil Nutrient Leakage in a Boreal Forest.

Ecology and evolution·2026
Same journal

Salamander-<i>Batrachochytrium salamandrivorans</i> Interactions Through Dual Transcriptomics.

Ecology and evolution·2026
Same journal

Flower Feeding and Reproductive Timing in Spix's Night Monkeys (<i>Aotus vociferans</i>): Evidence From Arboreal Camera Traps.

Ecology and evolution·2026
See all related articles

Related Experiment Video

Updated: Jun 4, 2025

Boldness, Aggression, and Shoaling Assays for Zebrafish Behavioral Syndromes
08:43

Boldness, Aggression, and Shoaling Assays for Zebrafish Behavioral Syndromes

Published on: August 29, 2016

10.2K

Genotype But Not Body Shape Predicts River Migration Success in Atlantic Salmon.

Paolo Moccetti1,2,3,4, Jonathan D Bolland2, Colin E Adams5

  • 1Energy and Environment Institute University of Hull Hull UK.

Ecology and Evolution
|December 17, 2024
PubMed
Summary
This summary is machine-generated.

Genetic markers, not physical traits, predict Atlantic salmon migration success. This finding is crucial for conserving salmon populations and ensuring their evolutionary resilience against environmental changes.

Keywords:
SNPsanimal migrationgenome scangeometric morphometricssalmontelemetry

More Related Videos

Efficient Production and Identification of CRISPR/Cas9-generated Gene Knockouts in the Model System Danio rerio
11:27

Efficient Production and Identification of CRISPR/Cas9-generated Gene Knockouts in the Model System Danio rerio

Published on: August 28, 2018

21.9K
Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish
08:00

Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish

Published on: October 27, 2019

9.9K

Related Experiment Videos

Last Updated: Jun 4, 2025

Boldness, Aggression, and Shoaling Assays for Zebrafish Behavioral Syndromes
08:43

Boldness, Aggression, and Shoaling Assays for Zebrafish Behavioral Syndromes

Published on: August 29, 2016

10.2K
Efficient Production and Identification of CRISPR/Cas9-generated Gene Knockouts in the Model System Danio rerio
11:27

Efficient Production and Identification of CRISPR/Cas9-generated Gene Knockouts in the Model System Danio rerio

Published on: August 28, 2018

21.9K
Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish
08:00

Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish

Published on: October 27, 2019

9.9K

Area of Science:

  • Evolutionary biology
  • Population genetics
  • Conservation science

Background:

  • Migratory species face high mortality during long journeys due to various stressors.
  • Understanding individual genetic contributions to migration success is challenging but vital.

Purpose of the Study:

  • To identify genetic markers associated with successful migration in Atlantic salmon.
  • To investigate the role of genetic diversity in maintaining population resilience.

Main Methods:

  • Utilized single nucleotide polymorphism (SNP) analysis to compare successful and unsuccessful migrating Atlantic salmon smolts.
  • Analyzed genetic differentiation between populations from two distinct rivers.
  • Assessed morphological variation in relation to migration success.

Main Results:

  • Distinct SNP sets were identified between successful and unsuccessful migrating salmon.
  • Morphological traits did not correlate with migration success.
  • Genes implicated in migration success related to osmoregulation, immune, and stress responses, despite river-specific genetic differences.

Conclusions:

  • Genetic variation, specifically SNPs, is a key indicator of Atlantic salmon migration success.
  • Maintaining genetic diversity is essential for the evolutionary resilience and long-term survival of salmon populations.
  • Findings have direct implications for fisheries management and conservation strategies.