How Silt Curtains Help Preserve Marine Ecosystems



How Silt Curtains Help Preserve Marine Ecosystems

How Silt Curtains Help Preserve Marine Ecosystems

Coastal construction projects, such as dredging, land reclamation, and pier building, are essential for economic development and community growth. However, these activities can significantly disrupt marine ecosystems, particularly through the disturbance of sediment. This is where silt curtains come into play, providing an effective solution to mitigate the negative impacts of sediment disruption.

Understanding Silt Curtains

Silt curtains, also known as turbidity barriers, are flexible, impermeable barriers designed to contain and control the dispersion of suspended sediments in the water. They act as a shield, preventing sediment from spreading and settling over delicate marine habitats, such as coral reefs, seagrass beds, and mangroves. By keeping the sediment contained, silt curtains help preserve the clarity and quality of the water, which is vital for the health of marine life.

The Importance of Sediment Control

When sediment is disturbed during construction, it can create a plume of particles that cloud the water. This turbidity can have several harmful effects on marine ecosystems:

  1. Reduced Light Penetration: Turbidity reduces the amount of sunlight that reaches underwater plants, such as seagrasses and algae, which rely on photosynthesis. Without adequate light, these plants cannot thrive, disrupting the food chain and habitat for many marine species.
  2. Smothering of Benthic Organisms: Sediment can settle on the seafloor, smothering benthic organisms like corals, sponges, and mollusks. This can lead to the death of these organisms, which are critical for maintaining the biodiversity and health of marine ecosystems.
  3. Impacted Fish Populations: Increased sediment in the water can clog the gills of fish and other aquatic animals, making it difficult for them to breathe. Additionally, sediment can affect the spawning grounds and nursery habitats of many fish species, impacting their reproductive success.

Geoseas Silt Curtains: A Comprehensive Solution

Geoseas offers a wide range of silt curtains designed to meet the diverse needs of coastal construction projects. Our silt curtains come in several types, each tailored for specific conditions and requirements:

  • Type I: Inshore Applications | Waves <0.1m | Currents <0.3 m/s
  • Type II: Inshore Applications | Waves <0.5m | Currents <0.6 m/s
  • Type III: Near Shore Applications | Waves <1.5 m | Currents <1.5 m/s
  • Type III Heavy Duty: Offshore Applications | Waves <1.8 m | Currents <1.8 m/s
  • Type III Heavy Duty +: Offshore Applications | Waves <2 m | Currents <2 m/s
  • Type IV: Offshore Applications | Waves >2 m | Currents >2 m/s | Redeployment
  • Type V: Offshore Applications | Waves >3 m | Currents >3 m/s | Redeployment
  • Submerged: Near Shore Applications | Waves <1.8 m | Currents <1.8 m/s

At Geoseas, our commitment to sustainability extends beyond providing high-quality products. We continuously strive to innovate and improve our solutions, ensuring they are effective and environmentally friendly. By choosing Geoseas silt curtains, you are investing in a product that helps protect marine ecosystems and supports sustainable development

For more information about Geoseas silt curtains and how they can benefit your project, please contact our team of experts on Together, we can build a sustainable future while preserving the beauty and health of our oceans.

More Insights


Get your proposal in less than 30 minutes!

Geoseas provides the technical assistance needed to your job site to ensure that every client’s project is successful and achieves the intended need.
Scroll to Top