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

Other Algae01:19

Other Algae

550
The group Stramenopiles include some phototrophic microorganisms. Members of this group possess flagella covered in numerous short, hairlike extensions, a feature that inspired the group's name, derived from the Latin words for "straw" and "hair." Some of the main categories of Stramenopiles include diatoms, golden algae, and brown algae.Diatoms are unicellular, photosynthetic eukaryotes, with over 200 known genera. They play a key role in the planktonic communities of both marine and...
550
Red Algae01:23

Red Algae

1.5K
Red algae, also known as rhodophytes, are primarily found in marine environments, though some species inhabit freshwater and terrestrial ecosystems. These organisms exist in both unicellular and multicellular forms, with some multicellular varieties reaching macroscopic sizes.As phototrophic organisms, red algae contain chlorophyll a; however, their chloroplasts lack chlorophyll b. Instead, they possess phycobiliproteins, which serve as major light-harvesting pigments, similar to those found in...
1.5K
Green Algae01:21

Green Algae

989
Green algae, also referred to as chlorophytes, are different from red algae in having the chloroplasts containing chlorophylls a and b, which give them their distinct green hue. However, they lack phycobiliproteins, preventing them from developing the red or blue-green pigmentation seen in red algae. In terms of photosynthetic pigment composition, green algae closely resemble plants and share a close evolutionary relationship with them. Taxonomically Green algae belong to Phylum Chlorophyta in...
989
Overview of Algae01:28

Overview of Algae

1.3K
The kingdom Archaeplastida encompasses red and green algae, along with land plants. Unlike other protists with chloroplasts that arose through secondary endosymbiosis, only red and green algae originated from primary endosymbiotic events. This diverse group of eukaryotic organisms contains chlorophyll and performs oxygenic photosynthesis.Algae exist in various forms, from large brown kelp in coastal waters to green scum in puddles and stains on rocks or soil. Some species are responsible for...
1.3K
Diversity of Protists III01:27

Diversity of Protists III

1.5K
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,...
1.5K
Diversity of Protists IV01:27

Diversity of Protists IV

1.6K
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...
1.6K

You might also read

Related Articles

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

Sort by
Same author

A booster vaccination for Salmonella spp. minimally affects feeding behavior in beef × dairy calves fed with automated milk feeders.

Journal of dairy science·2026
Same author

The functional ecology of Empodisma minus (Hook, f.) Johnson & Cutler in New Zealand ombrotrophic mires.

The New phytologist·2021
Same author

Evaluation of applying statistical process control techniques to daily average feeding behaviors to detect disease in automatically fed group-housed preweaned dairy calves.

Journal of dairy science·2018
Same author

THE COST OF HEAVY-METAL TOLERANCE: AN EXAMPLE.

Evolution; international journal of organic evolution·2017
Same author

A TEST OF THE LOW MARGINAL VARIANCE (LMV) THEORY, IN LEPTOSPERMUM SCOPARIUM (MYRTACEAE).

Evolution; international journal of organic evolution·2017
Same author

The myth of constant predator: prey ratios.

Oecologia·2017

Related Experiment Video

Updated: Mar 6, 2026

A Standardized Procedure for Monitoring Harmful Algal Blooms in Chile by Metabarcoding Analysis
09:47

A Standardized Procedure for Monitoring Harmful Algal Blooms in Chile by Metabarcoding Analysis

Published on: August 26, 2021

6.2K

Rock pool algae: species composition determined by chance?

J Bastow Wilson1, R E James1, J E Newman1

  • 1Botany Department, University of Otago, P.O. Box 56, Dunedin, New Zealand.

Oecologia
|March 18, 2017
PubMed
Summary
This summary is machine-generated.

Species composition in intertidal rock pools appears to be random. Algal distribution suggests that chance, not specific ecological factors, drives differences between these unique habitats.

Keywords:
AssociationCommunity structureIntertidal zoneNestingRandomness

More Related Videos

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation
08:17

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

Published on: August 14, 2020

6.0K
Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae
10:20

Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae

Published on: July 10, 2015

16.5K

Related Experiment Videos

Last Updated: Mar 6, 2026

A Standardized Procedure for Monitoring Harmful Algal Blooms in Chile by Metabarcoding Analysis
09:47

A Standardized Procedure for Monitoring Harmful Algal Blooms in Chile by Metabarcoding Analysis

Published on: August 26, 2021

6.2K
Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation
08:17

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

Published on: August 14, 2020

6.0K
Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae
10:20

Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae

Published on: July 10, 2015

16.5K

Area of Science:

  • Marine ecology
  • Phycology (study of algae)

Background:

  • Intertidal rock pools are dynamic microhabitats.
  • Understanding species distribution patterns is key to ecological theory.

Purpose of the Study:

  • To investigate the distribution patterns of algal flora in uniform intertidal rock pools.
  • To determine if species composition is structured by ecological interactions or random processes.

Main Methods:

  • Sampling of algal flora across 15 intertidal rock pools.
  • Analysis of species distribution using methods like association analysis, nesting, chequerboarding, and incidence functions.
  • Comparison of observed distributions with random distribution expectations.

Main Results:

  • The observed distribution of algal species closely matched random expectations.
  • Statistical analyses indicated no significant non-random structuring of species composition.
  • Habitat uniformity was maintained within the selected study area.

Conclusions:

  • The simplest explanation for observed species differences is random chance.
  • Ecological factors may play a lesser role than stochasticity in structuring algal communities in these specific rock pools.
  • Further research could explore the influence of dispersal and environmental stochasticity.