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 Experiment Video

Updated: Jun 4, 2026

Incremental Temperature Changes for Maximal Breeding and Spawning in Astyanax mexicanus
06:36

Incremental Temperature Changes for Maximal Breeding and Spawning in Astyanax mexicanus

Published on: February 14, 2021

Breeding Astyanax mexicanus through Natural Spawning.

Richard Borowsky1

  • 1Department of Biology, New York University, NY 10003, USA.

CSH Protocols
|March 2, 2011
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Gene loss and relaxed selection of <i>plaat1</i> in vertebrates adapted to low-light environments.

Proceedings. Biological sciences·2024
Same author

Gene loss and relaxed selection of <i>plaat1</i> in vertebrates adapted to low-light environments.

bioRxiv : the preprint server for biology·2024
Same author

Selection Maintains the Phenotypic Divergence of Cave and Surface Fish.

The American naturalist·2023
Same author

Author Correction: Unique sperm haplotypes are associated with phenotypically different sperm subpopulations in Astyanax fish.

BMC biology·2023
Same author

Mutagenesis alters sperm swimming velocity in Astyanax cave fish.

Scientific reports·2022
Same author

Evolution: The genetics of trait evolution in cavefish.

Current biology : CB·2021

Successful breeding of Astyanax mexicanus is achievable in tanks with specific conditions. Key factors include a high-fat diet for females, water changes, temperature increases, and careful pairing of fish to prevent aggression.

Area of Science:

  • Ichthyology
  • Aquaculture
  • Reproductive Biology

Background:

  • Astyanax mexicanus, commonly known as the Mexican tetra, is a species of freshwater fish.
  • Successful captive breeding is essential for research and conservation efforts.
  • Understanding reproductive cues and behaviors is crucial for optimizing breeding protocols.

Purpose of the Study:

  • To outline optimal conditions and methods for successful captive breeding of Astyanax mexicanus.
  • To identify key environmental and dietary factors influencing Astyanax mexicanus reproduction.
  • To provide guidance on managing inter-morph interactions during breeding.

Main Methods:

  • Maintaining female fish on a high-fat diet for 10-14 days prior to breeding.
  • Utilizing tank transfers to clean water and increased water temperature as breeding cues.

More Related Videos

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus
10:52

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus

Published on: May 25, 2019

Raising the Mexican Tetra Astyanax mexicanus for Analysis of Post-larval Phenotypes and Whole-mount Immunohistochemistry
06:42

Raising the Mexican Tetra Astyanax mexicanus for Analysis of Post-larval Phenotypes and Whole-mount Immunohistochemistry

Published on: December 28, 2018

Related Experiment Videos

Last Updated: Jun 4, 2026

Incremental Temperature Changes for Maximal Breeding and Spawning in Astyanax mexicanus
06:36

Incremental Temperature Changes for Maximal Breeding and Spawning in Astyanax mexicanus

Published on: February 14, 2021

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus
10:52

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus

Published on: May 25, 2019

Raising the Mexican Tetra Astyanax mexicanus for Analysis of Post-larval Phenotypes and Whole-mount Immunohistochemistry
06:42

Raising the Mexican Tetra Astyanax mexicanus for Analysis of Post-larval Phenotypes and Whole-mount Immunohistochemistry

Published on: December 28, 2018

  • Employing in vitro fertilization as an alternative method for obtaining fertilized eggs.
  • Implementing specific lighting conditions (darkness) or in vitro fertilization when pairing blind and eyed Astyanax mexicanus morphs.

    • Main Results:

    • Astyanax mexicanus can be bred successfully in tanks under controlled conditions.
    • Dietary fat supplementation in females enhances breeding success.
    • Environmental cues such as water changes and temperature shifts trigger breeding behavior.
    • Aggression between eyed and blind morphs necessitates specific breeding environments (darkness or in vitro fertilization).

    Conclusions:

    • Captive breeding of Astyanax mexicanus is feasible with appropriate management.
    • Dietary and environmental factors play significant roles in reproductive success.
    • Careful consideration of morph-specific interactions is vital for preventing mortality during breeding.