Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Habitat Fragmentation

Habitat Fragmentation

Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.

Keystone Species

Keystone Species

Measures of species biodiversity, such as richness (i.e., the number of species present) and evenness (i.e., their relative abundance), describe an ecological community’s structure. Many factors affect community structure, including abiotic factors (e.g., sunlight and nutrients), disturbances (e.g., fire or flood), species interactions (e.g., predation or competition), and chance events (e.g., foreign species invasion). Certain species—such as keystone species—also play a...

Diversity of Protists III

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,...

Ecological Niches

Ecological Niches

All organisms have a position within an ecosystem. The complete set of living and nonliving factors—including food resources, climate, and terrain—that define the position of a given organism are collectively referred to as the organism’s ecological niche.

Conservation of Small Populations

Conservation of Small Populations

Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...

Distribution and Dispersion

Distribution and Dispersion

To understand intra-specific interactions in populations, scientists measure the spatial arrangement of species individuals. This geographic arrangement is known as the species distribution or dispersion. Highly territorial species exhibit a uniform distribution pattern, in which individuals are spaced at relatively equal distances from one another. Species that are highly tied to particular resources, such as food or shelter, tend to concentrate around those resources, and thus exhibit a...

You might also read

Related Articles

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

Sort by

Same author

Ecological meta-analyses often produce unwarranted results.

Ecology·2025

Same author

Warming and top-down control of stage-structured prey: Linking theory to patterns in natural systems.

Ecology·2023

Same author

Extended phenotypes on coral reefs: cryptic phenotypes modulate coral-vermetid interactions.

Ecology·2020

Same author

Spatial distribution of damage affects the healing, growth, and morphology of coral.

Oecologia·2019

Search research articles

Related Experiment Video

Updated: Sep 16, 2025

Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods

Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods

Published on: September 5, 2018

Habitat Size and Location Drive Heterogeneity in Oyster Shell Colonization by Sessile Invertebrates.

Elizabeth A Hamman¹

¹Department of Biology St. Mary's College of Maryland St. Mary's City Maryland USA.

Ecology and Evolution

|July 11, 2025

Summary

Habitat size and proximity to existing oyster reefs influence the types and numbers of organisms colonizing new habitats. These factors affect different species uniquely, shaping overall community composition.

Keywords:

colonization oyster reef patch selection patch size sessile

More Related Videos

Methods for Characterizing the Co-development of Biofilm and Habitat Heterogeneity

Methods for Characterizing the Co-development of Biofilm and Habitat Heterogeneity

Published on: March 11, 2015

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Published on: September 5, 2018

Related Experiment Videos

Last Updated: Sep 16, 2025

Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods

Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods

Published on: September 5, 2018

Methods for Characterizing the Co-development of Biofilm and Habitat Heterogeneity

Methods for Characterizing the Co-development of Biofilm and Habitat Heterogeneity

Published on: March 11, 2015

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Published on: September 5, 2018

Area of Science:

Marine ecology
Coastal habitat restoration
Benthic community dynamics

Background:

Oyster reefs are vital coastal habitats supporting diverse marine life.
Factors like water flow and benthic community composition influence oyster reef inhabitants.
The impact of neighboring reef proximity on oyster reef communities is understudied.

Purpose of the Study:

To investigate how habitat size and location affect sessile organism colonization on restored oyster reefs.
To determine taxon-specific responses to habitat characteristics in oyster reef restoration.

Main Methods:

Cages with oyster shells of two sizes were deployed at two distances from a restored oyster reef.
Colonizing sessile organisms were identified and counted after a 3-month period.
Statistical analysis was performed to assess the effects of habitat size and location.

Main Results:

Organismal responses varied significantly between habitat size and location.
Hooked mussel abundance was mainly influenced by proximity to the restored reef.
Balanus spp. abundance was primarily affected by habitat size, not location.
Overall community composition was solely dependent on habitat size.

Conclusions:

Habitat size and location are crucial for the community assembly of restored oyster habitats.
Taxon-specific effects of habitat characteristics play a significant role in ecological patterns.
Understanding these factors can optimize oyster reef restoration strategies.