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

Microbial Interactions: Predation01:28

Microbial Interactions: Predation

Microbial predation refers to the process by which one microorganism kills and consumes another to obtain nutrients and energy. It encompasses both bacterial and protozoan predators. This interaction plays a crucial role in shaping microbial communities and regulating nutrient cycling.Bacterial Predators: Epibiotic vs. EndobioticBacterial predators are classified based on their mode of attack as either epibiotic or endobiotic. Epibiotic predators, such as Vampirococcus, attach to the surface of...
Microbial Interactions: Competition01:26

Microbial Interactions: Competition

Microbial competition is an ecological interaction in which microorganisms vie for limited resources within shared environments. These resources may include nutrients, space, or light, depending on the system. The intensity and outcome of competition are influenced by the environmental context, such as nutrient availability, spatial constraints, and the diversity of microbial species present. These competitive interactions significantly influence the structure, function, and resilience of...
Diversity of Protists I01:15

Diversity of Protists I

Excavata is a diverse group of protists that includes both chemoorganotrophic and phototrophic species, with some thriving in anaerobic environments. Among the key groups within Excavata are diplomonads and parabasalids, which are flagellated protists that lack mitochondria and chloroplasts. These microorganisms typically inhabit anoxic environments, such as the intestines of animals, where they exist either symbiotically or as parasites, relying on fermentation for energy production. Some...
Diversity of Protists IV01:27

Diversity of Protists IV

Amoebozoa represent a diverse group of terrestrial and aquatic protists that utilize lobe-shaped pseudopodia for locomotion and feeding. This characteristic differentiates them from the Rhizaria, which possess threadlike pseudopodia. The primary classifications within Amoebozoa include gymnamoebas, entamoebas, and the plasmodial and cellular slime molds. Phylogenetic evidence indicates that Amoebozoa diverged from a lineage that ultimately gave rise to fungi and animals.Gymnamoebas and...
Diversity of Protists III01:27

Diversity of Protists III

Rhizaria are a diverse group of unicellular protists characterized by their threadlike cytoplasmic extensions known as pseudopodia. These structures aid in both locomotion and feeding, giving Rhizaria an amoeboid appearance. Their amoeboid morphology once led to taxonomic confusion, but molecular phylogenetics has clarified their evolutionary placement and emphasized their shared use of pseudopodia despite divergent lineages.This clade comprises diverse lineages such as Chlorarachniophyta,...
Diversity of Protists II01:27

Diversity of Protists II

Alveolates are a group of organisms recognized by the presence of alveoli, which are cytoplasmic sacs located beneath the cell membrane. While their function remains uncertain, alveoli may help regulate water balance by controlling how much water enters and leaves the cell. In dinoflagellates, these structures may serve as armor plates. There are three major types of alveolates: ciliates, which move using cilia; dinoflagellates, which use flagella for movement; and apicomplexans, which are...

You might also read

Related Articles

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

Sort by
Same author

Arctic sea-ice ridges are biomass hotspots harboring diverse microbial communities.

Communications earth & environment·2026
Same author

Nectin-4 reduces T cell effector function and is a therapeutic target in pancreatic cancer.

JCI insight·2025
Same author

Intratumoral regulatory T cells are associated with treatment response to neoadjuvant chemotherapy and prognosis in gastroesophageal adenocarcinoma.

Oncoimmunology·2025
Same author

Pathologist-like explainable AI for interpretable Gleason grading in prostate cancer.

Nature communications·2025
Same author

Staging metastatic urothelial cancer with Nectin-4 imaging using Gallium-68-N188 PET/CT.

BJU international·2025
Same author

Larval Physiological Responses to Temperature Across the European Distribution Range of a Global Invader at Home: The Shore Crab <i>Carcinus maenas</i>.

Ecology and evolution·2025

Related Experiment Video

Updated: Jun 27, 2026

JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning
09:23

JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning

Published on: March 21, 2025

Grazer diversity effects in an eelgrass-epiphyte-microphytobenthos system.

Sybill Jaschinski1, Nicole Aberle, Sandra Gohse-Reimann

  • 1Experimental Ecology, IFM-GEOMAR Leibniz Institute of Marine Sciences, Düsternbrooker Weg 20, 24105 Kiel, Germany. sjaschinski@ifm-geomar.de

Oecologia
|December 17, 2008
PubMed
Summary

Consumer species richness impacts microalgal communities in eelgrass ecosystems. Higher richness initially increased grazing and prey diversity, but effects varied over time and were masked by high nutrients.

More Related Videos

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments
10:31

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

Published on: July 24, 2018

Field Collection and Laboratory Maintenance of Canopy-Forming Giant Kelp to Facilitate Restoration
14:44

Field Collection and Laboratory Maintenance of Canopy-Forming Giant Kelp to Facilitate Restoration

Published on: June 7, 2024

Related Experiment Videos

Last Updated: Jun 27, 2026

JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning
09:23

JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning

Published on: March 21, 2025

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments
10:31

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

Published on: July 24, 2018

Field Collection and Laboratory Maintenance of Canopy-Forming Giant Kelp to Facilitate Restoration
14:44

Field Collection and Laboratory Maintenance of Canopy-Forming Giant Kelp to Facilitate Restoration

Published on: June 7, 2024

Area of Science:

  • Marine ecology
  • Ecosystem processes
  • Biodiversity research

Background:

  • Biodiversity loss impacts ecosystem functions.
  • Multitrophic interactions and diversity effects are complex and understudied.
  • Eelgrass systems are vital marine habitats.

Purpose of the Study:

  • Investigate how consumer species richness affects microalgal communities in eelgrass.
  • Determine the influence of consumer richness on epiphyte and benthic microalgal biomass, diversity, and composition.
  • Assess the temporal consistency of diversity effects and the role of nutrient availability.

Main Methods:

  • Experimental manipulation of consumer species richness in an eelgrass mesocosm.
  • Quantification of microalgal biomass, diversity, and taxonomic composition.
  • Monitoring of effects over time under varying nutrient conditions.

Main Results:

  • Increased consumer richness enhanced grazing impact and prey diversity after one week.
  • Consumer species identity significantly altered microalgal taxonomic composition.
  • Diversity effects were inconsistent over time.
  • High nutrient levels appeared to mask consumer richness effects.

Conclusions:

  • Consumer richness can influence microalgal communities, but effects are context-dependent.
  • Species identity plays a crucial role in multitrophic interactions.
  • Nutrient enrichment can override biodiversity effects in these systems.