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Related Experiment Video

Updated: Jul 15, 2026

Laboratory and Field Culture of Larvae of The Slipper Limpet, Crepidula fornicata

Laboratory and Field Culture of Larvae of The Slipper Limpet, Crepidula fornicata

Published on: January 5, 2024

Ocean acidification influence on Cymodocea nodosa seedling development.

Alessia Crobu¹, Ivan Guala², Mariangela Moro Merella¹

¹Department of Chemical Physical Mathematical and Natural Sciences, University of Sassari, Sassari, Italy.

Marine Environmental Research

|July 13, 2026

Summary

Ocean acidification impacts young seagrasses, with higher CO2 reducing seedling viability but promoting development. These findings suggest potential acclimation to future ocean conditions.

Keywords:

Climate change Early-life stage Low pH Mediterranean sea Morphological development Trait-based response

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Published on: June 7, 2024

Area of Science:

Marine Biology
Oceanography
Plant Science

Background:

Ocean acidification (OA) poses a threat to marine ecosystems.
The effects of OA on seagrass early life stages are largely unknown.
Seagrasses are vital coastal habitats.

Purpose of the Study:

To investigate the impact of ocean acidification on Cymodocea nodosa seedlings.
To assess the influence of seed origin on seedling response to OA.
To understand seagrass acclimation potential to future acidified oceans.

Main Methods:

Field experiment utilizing a natural low-pH gradient from submarine vents.
Exposure of Cymodocea nodosa seedlings to elevated pCO2 levels for four months.
Analysis of seedling viability, morphometry, and leaf carbon content.

Main Results:

Increased pCO2 (ocean acidification) reduced seedling viability.
Seedlings exhibited enhanced development under higher pCO2 conditions.
Leaf carbon content decreased in seedlings exposed to elevated pCO2, irrespective of seed origin.

Conclusions:

Cymodocea nodosa seedlings display compensatory responses to ocean acidification.
These responses may facilitate acclimation of early life stages to future acidified oceans.
Seed origin did not significantly alter the observed responses to OA.