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Related Concept Videos

Threats to Biodiversity01:50

Threats to Biodiversity

There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...
Freshwater Microbial Ecology01:24

Freshwater Microbial Ecology

Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic systems...
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Related Experiment Video

Updated: Jul 9, 2026

Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods
07:53

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

Published on: September 5, 2018

Invasive mussel is rapidly spreading in Amazonian rivers.

Sofia Moutinho

    Science (New York, N.Y.)
    |February 19, 2026
    PubMed
    Summary

    The invasive golden mussel has caused widespread ecological and economic damage throughout South America, confirming previous concerns about its impact.

    Area of Science:

    • Ecology
    • Invasive Species Research
    • Environmental Science

    Background:

    • The golden mussel (Limnoperna fortunei) is a highly invasive freshwater bivalve native to South America.
    • Its introduction has led to significant ecological disruptions and economic losses in various South American countries.

    Purpose of the Study:

    • To assess the current impact of the golden mussel invasion on South American ecosystems.
    • To evaluate the fulfillment of predictions regarding the ecological and economic consequences of this invasive species.

    Main Methods:

    • Ecological surveys and impact assessments across affected South American regions.
    • Economic analysis of damages attributed to golden mussel proliferation.
    • Review of historical data and predictive models concerning invasive species.

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    Published on: October 4, 2019

    A Toxicological and Ecotoxicological Assay Based on Mussel (Mytilus galloprovincialis) Hemocytes Motility
    07:28

    A Toxicological and Ecotoxicological Assay Based on Mussel (Mytilus galloprovincialis) Hemocytes Motility

    Published on: December 13, 2024

    Related Experiment Videos

    Last Updated: Jul 9, 2026

    Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods
    07:53

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

    Published on: September 5, 2018

    Standardizing a Non-Lethal Method for Characterizing the Reproductive Status and Larval Development of Freshwater Mussels (Bivalvia: Unionida)
    07:22

    Standardizing a Non-Lethal Method for Characterizing the Reproductive Status and Larval Development of Freshwater Mussels (Bivalvia: Unionida)

    Published on: October 4, 2019

    A Toxicological and Ecotoxicological Assay Based on Mussel (Mytilus galloprovincialis) Hemocytes Motility
    07:28

    A Toxicological and Ecotoxicological Assay Based on Mussel (Mytilus galloprovincialis) Hemocytes Motility

    Published on: December 13, 2024

    Main Results:

    • The golden mussel has caused severe degradation of aquatic ecosystems, altering biodiversity and ecosystem functions.
    • Significant economic impacts have been documented, affecting fisheries, water infrastructure, and local livelihoods.
    • The observed devastation aligns with and confirms earlier dire predictions about the species' invasive potential.

    Conclusions:

    • The golden mussel invasion represents a major ecological and economic crisis in South America.
    • Urgent and effective management strategies are required to mitigate further damage and control the spread of this invasive species.