Jove
Visualize
Contact Us

Related Concept Videos

Responses to Salt Stress02:02

Responses to Salt Stress

Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.
Testing a Claim about Mean: Known Population SD01:11

Testing a Claim about Mean: Known Population SD

A complete procedure of testing the hypothesis about a population mean is explained here.
Estimating a population mean requires the samples to be distributed normally. The data should be collected from the randomly selected samples having no sampling bias. The sample size needed to be higher than 30, and most importantly, the population standard deviation should be already known.
In most realistic situations, the population standard deviation is often unknown, but in rare circumstances, when it...
Osmoregulation in Fishes02:32

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?
Derivatives: Problem Solving01:26

Derivatives: Problem Solving

Temperature-Dependent Growth of Brook TroutThe growth of brook trout is closely influenced by water temperature. Experimental data demonstrate how trout weight changes over a 24-day period in response to varying water temperatures. At lower temperatures, such as 15.5 degrees Celsius, brook trout show significant weight gain. However, as the temperature increases, the amount of weight gained steadily decreases. At the highest temperature measured, 24.4 degrees Celsius, trout experience a net...

You might also read

Related Articles

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

Sort by
Same author

Antidepressant Responsiveness to Sleep Deprivation Is Not a Fixed Phenotypic Trait.

Journal of sleep research·2026
Same author

Parental Bisphenol S exposure induces oxidative stress and disrupts serotonergic and cholinergic neurotransmission in zebrafish offspring.

Ecotoxicology and environmental safety·2026
Same author

Population Structure of the Jewel Scarab Chrysina gloriosa.

Genome biology and evolution·2026
Same author

Ecotoxicological implications of environmental neurotoxin β-N-methylamino-L-alanine (BMAA) in fishes: An emerging concern.

Ecotoxicology and environmental safety·2026
Same author

Embryonic exposure to Bisphenol S causes long-term social behavioural alterations in adult zebrafish (Danio rerio).

Aquatic toxicology (Amsterdam, Netherlands)·2026
Same author

Bisphenol S toxicity in zebrafish: Endocrine, neurobehavioural, and metabolic disruptions.

Environmental toxicology and pharmacology·2026
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 Experiment Video

Updated: May 10, 2026

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs
06:29

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs

Published on: March 18, 2016

Sub-lethal increases in salinity affect reproduction in fathead minnows.

Zachary Hoover1, Jordan N Weisgerber, Michael S Pollock

  • 1Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, SK S7N 5E2, Canada.

The Science of the Total Environment
|July 6, 2013
PubMed
Summary

Increasing salinity harms freshwater fish reproduction. Studies show fathead minnows (Pimephales promelas) experience reduced egg production, fertilization, and nesting behaviors even at non-lethal salinity levels.

Keywords:
Fathead minnowReproductionSalinitySalinizationSub-lethal effects

More Related Videos

Standardizing a Non-Lethal Method for Characterizing the Reproductive Status and Larval Development of Freshwater Mussels (Bivalvia: Unionida)
07:22

Standardizing a Non-Lethal Method for Characterizing the Reproductive Status and Larval Development of Freshwater Mussels (Bivalvia: Unionida)

Published on: October 4, 2019

Lethality Bioassay Using Artemia salina L.
09:09

Lethality Bioassay Using Artemia salina L.

Published on: October 11, 2022

Related Experiment Videos

Last Updated: May 10, 2026

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs
06:29

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs

Published on: March 18, 2016

Standardizing a Non-Lethal Method for Characterizing the Reproductive Status and Larval Development of Freshwater Mussels (Bivalvia: Unionida)
07:22

Standardizing a Non-Lethal Method for Characterizing the Reproductive Status and Larval Development of Freshwater Mussels (Bivalvia: Unionida)

Published on: October 4, 2019

Lethality Bioassay Using Artemia salina L.
09:09

Lethality Bioassay Using Artemia salina L.

Published on: October 11, 2022

Area of Science:

  • Environmental Science
  • Aquatic Ecology
  • Ecotoxicology

Background:

  • Salinization threatens inland aquatic ecosystems globally.
  • Anthropogenic activities exacerbate natural salinization.
  • Reproductive functions in freshwater fish can be impaired by salinity below lethal limits.

Purpose of the Study:

  • To investigate the impact of increased salinity on the reproductive success of fathead minnows (Pimephales promelas).
  • To assess effects on egg production and male nesting behaviors.

Main Methods:

  • Fathead minnows were exposed to four distinct salinity levels.
  • Egg production metrics (total eggs, fertilization rate, clutch size) were quantified.
  • Male nesting behaviors (time in nest, nest care duration) were observed.

Main Results:

  • Significant reductions observed in total eggs produced and percent fertilization.
  • Decreased number of spawning days and smaller clutch sizes were noted.
  • Reduced time spent by males in the nest and shorter nest care events were recorded.

Conclusions:

  • Salinization negatively impacts critical reproductive endpoints in fathead minnows.
  • Reproductive impairment occurs at salinity levels below those causing physiological distress.
  • These findings highlight the vulnerability of freshwater fish reproduction to salinization.