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

Diversity of Protists III01:27

Diversity of Protists III

1.3K
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,...
1.3K
The Fossil Record02:56

The Fossil Record

27.6K
The fossil record documents only a small fraction of all organisms that have ever inhabited Earth. Fossilization is a rare process, and most organisms never become fossils. Moreover, the fossil record only exhibits fossils that have been discovered. Nevertheless, sedimentary rock fossils of long-lived, abundant, hard-bodied organisms dominate the fossil record. These fossils offer valuable information, such as an organism's physical form, behavior, and age. Studying the fossil record helps...
27.6K
Diversity of Protists II01:27

Diversity of Protists II

1.4K
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...
1.4K

You might also read

Related Articles

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

Sort by
Same author

Adoption of intraoperative mechanomyography as a spinal decompression endpoint: A single-surgeon comparison by era.

North American Spine Society journal·2026
Same author

Threshold-Anchored Mechanomyography Metrics for Patient Stratification in Spinal Decompression: Associations with Early Pain Outcomes.

Journal of personalized medicine·2025
Same author

Provider perspectives on healthcare provision via telemedicine to persons with HIV living in an urban community.

Health policy and technology·2025
Same author

In Reply to Maurana and Wood Ion.

Academic medicine :, journal of the Association of American Medical Colleges..·2025
Same author

Gene syntax defines supercoiling-mediated transcriptional feedback.

bioRxiv : the preprint server for biology·2025
Same author

Sociodemographic and health-related differences in non-diabetic hyperglycaemia and undiagnosed type 2 diabetes in England during 2013-19: a cross-sectional study.

The lancet. Diabetes & endocrinology·2024

Related Experiment Video

Updated: Feb 23, 2026

Multimodal Optical Microscopy Methods Reveal Polyp Tissue Morphology and Structure in Caribbean Reef Building Corals
10:39

Multimodal Optical Microscopy Methods Reveal Polyp Tissue Morphology and Structure in Caribbean Reef Building Corals

Published on: September 5, 2014

12.9K

Coral morphology and sedimentation.

Alan Duckworth1, Natalie Giofre1, Ross Jones1

  • 1Australian Institute of Marine Science (AIMS), Townsville, QLD, Australia; Australian Institute of Marine Science (AIMS), Perth, WA, Australia; Western Australian Marine Science Institution, 35 Stirling Highway, Crawley, WA 6009, Australia.

Marine Pollution Bulletin
|September 3, 2017
PubMed
Summary

Coral species vary in their ability to reject sediment, with branching corals showing better self-cleaning. Sediment type and flow rates impact rejection, crucial for understanding dredging impacts on coral reefs.

Keywords:
Clearance ratesCoralsMorphologySedimentSmotheringWater flow

More Related Videos

Fluorescence-Activated Cell Sorting for the Isolation of Scleractinian Cell Populations
04:32

Fluorescence-Activated Cell Sorting for the Isolation of Scleractinian Cell Populations

Published on: May 31, 2020

8.6K
Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities
07:59

Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities

Published on: January 6, 2023

4.3K

Related Experiment Videos

Last Updated: Feb 23, 2026

Multimodal Optical Microscopy Methods Reveal Polyp Tissue Morphology and Structure in Caribbean Reef Building Corals
10:39

Multimodal Optical Microscopy Methods Reveal Polyp Tissue Morphology and Structure in Caribbean Reef Building Corals

Published on: September 5, 2014

12.9K
Fluorescence-Activated Cell Sorting for the Isolation of Scleractinian Cell Populations
04:32

Fluorescence-Activated Cell Sorting for the Isolation of Scleractinian Cell Populations

Published on: May 31, 2020

8.6K
Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities
07:59

Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities

Published on: January 6, 2023

4.3K

Area of Science:

  • Marine Biology
  • Ecology
  • Environmental Science

Background:

  • Coral reefs face threats from increased sedimentation due to natural events and anthropogenic activities like dredging.
  • Understanding coral sediment rejection is vital for predicting ecosystem health and managing coastal development.

Purpose of the Study:

  • To assess the sediment rejection capabilities of eight coral species across different morphologies and families.
  • To determine the influence of sediment characteristics, flow rates, and deposition levels on coral sediment shedding.

Main Methods:

  • Short-term and long-term sediment exposure tests were conducted on live corals and artificial skeletons.
  • Sediment accumulation rates were measured under varying sedimentation rates (0.5–40 mg cm⁻² d⁻¹ and 235 mg cm⁻²).
  • The effects of flow rates (0–17 cm s⁻¹) and particle sizes (silt) on sediment rejection were analyzed.

Main Results:

  • Sediment accumulation varied by coral morphology, with branching species demonstrating superior self-cleaning abilities.
  • Flow rates significantly influenced sediment shedding; coarse silt was rejected more effectively than fine silt at high deposition rates.
  • Siliciclastic sediments were rejected faster than carbonate sediments. Prolonged exposure to carbonate sediment caused bleaching but no mortality.

Conclusions:

  • Coral morphology is a key factor in sediment tolerance and rejection efficiency.
  • Environmental factors like water flow and sediment type critically affect coral resilience to sedimentation.
  • Findings provide crucial data for environmental impact assessments of dredging projects and coral reef conservation strategies.