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 Videos

Differential chemosensory feeding behaviour by three co-occurring mysids (Crustacea, Mysidacea) from southeastern

Ephrime B Metillo1, David A Ritz

  • 1School of Zoology, University of Tasmania, Hobart, 7001, Tasmania, Australia.

Comparative Biochemistry and Physiology. Part A, Molecular & Integrative Physiology
|January 28, 2003
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

A new species of <i>Acartia</i> (Copepoda, Calanoida) from the Philippines, based on morphological and molecular analyses.

ZooKeys·2019
Same author

Prevalence of cymothoid isopods (Crustacea, Isopoda) and proximate analysis of parasites and their host fishes, Southeastern India.

Journal of parasitic diseases : official organ of the Indian Society for Parasitology·2018
Same author

Social aggregation in the pelagic zone with special reference to fish and invertebrates.

Advances in marine biology·2011
See all related articles

Three mysid species exhibit distinct chemosensory feeding responses to dissolved food cues. These differences in chemical sensing likely allow coexisting mysid species to partition their feeding niches.

Area of Science:

  • Marine Biology
  • Chemical Ecology
  • Animal Behavior

Background:

  • Mysid crustaceans are important in aquatic food webs.
  • Understanding chemosensory feeding is crucial for aquatic ecology.
  • Species coexistence can be facilitated by niche partitioning.

Purpose of the Study:

  • To investigate differences in chemosensory feeding responses among three coexisting mysid species.
  • To determine how responses to chemical feeding stimulants and suppressants vary between species.
  • To explore the role of chemosensitivity in niche partitioning.

Main Methods:

  • Assessing stereotyped food capturing responses in three mysid species.
  • Presenting dissolved mixtures of feeding stimulants (betaine-HCl, glycine) and a suppressant (ammonium).

Related Experiment Videos

  • Analyzing response curves to varying chemical concentrations.

    • Main Results:

    • Mysid species showed differential responses to chemical mixtures.
    • Optimal responses occurred with 50:50 stimulant-suppressant mixtures.
    • Species-specific response curves (bell-shaped, platykurtic) indicated varying sensitivities.

    Conclusions:

    • Contrasting chemosensitivities among mysid species suggest a mechanism for niche partitioning.
    • Chemical ecology plays a significant role in the coexistence of marine invertebrates.
    • Further research can elucidate the precise mechanisms of chemosensory-mediated resource partitioning.