Musseling through: Mytilus byssal thread production is unaffected by continuous noise
Sheng V Wang1, Julius A Ellrich2, Jan Beermann3
1Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Biologische Anstalt Helgoland, Shelf Sea System Ecology, Helgoland, Germany; Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Benthic Ecology, Bremerhaven, Germany.
Marine Environmental Research
|August 1, 2024
Summary
Anthropogenic low-frequency noise (ALFN) did not directly impact mussel byssal thread production. However, it showed a potential synergistic effect when combined with predator cues, suggesting mussels may tolerate noisy environments.
Area of Science:
- Marine Biology
- Environmental Science
- Acoustic Ecology
Background:
- Anthropogenic low-frequency noise (ALFN) is an increasing ocean pollutant.
- Its impact on marine invertebrates remains largely unknown.
- Mussels (Mytilus spp.) are ecologically and economically vital invertebrates.
Purpose of the Study:
- To investigate the effects of continuous low-frequency noise (CLFN) on mussel byssal thread production.
- To examine the interaction between CLFN and predator cues on byssogenesis.
- To understand mussel behavioral responses to noise pollution.
Main Methods:
- Mytilus spp. were exposed to acute CLFN.
- Byssal thread production was measured in the presence and absence of predator cues.
- Statistical analysis was performed to determine the effects of CLFN and predator cues.
Main Results:
- Predator cues significantly increased byssal thread production.
- CLFN alone did not significantly affect the number of byssal threads produced.
- A trend suggested a synergistic interaction between CLFN and predator cues.
Conclusions:
- Mussels may exhibit behavioral indifference to CLFN.
- This tolerance could explain their prevalence in disturbed habitats.
- Mussels' ability to persist in noisy artificial environments may be linked to their response to noise and predators.
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