Riding the Waves of Innovation and Celebrating Collaboration through The Living Seawalls Project

 

NSW 2023 Banksia Award Winners visit the MuSEAum 

The winners of the 2023 NSW Banksia Awards have more than just accolades in common. They are part of a unique NSW Banksia Award alumni group that fosters opportunities for collaboration, networking, and knowledge sharing. This community allows award recipients to visit each other’s winning projects, exchange experiences, and build valuable connections.

As a participant, I am incredibly grateful for this opportunity. It is refreshing to be part of an awards event that actively promotes teamwork and mutual benefit among its winners. This initiative not only celebrates individual achievements but also encourages collective growth and innovation, reinforcing our commitment to sustainable development and environmental stewardship.

This week, the NSW alumni gathered at Barangaroo, our world class waterfront precinct in Sydney, Australia. Our purpose? To explore an innovative project that exemplifies the intersection of ecological science and urban development: the Living Seawalls initiative. Led by Professor Melanie Bishop, co-founder of Living Seawalls and a prominent coastal ecologist, this project aims to enhance marine biodiversity along urban coastlines by integrating nature-inspired designs into man-made structures.

Meet the Team

The transformation of our coastlines due to urbanisation has often come at the cost of natural habitats and biodiversity. However, projects like Living Seawalls offer a beacon of hope. They demonstrate that it is possible to embrace and mitigate the impacts of human infrastructure on the planet. By integrating nature-inspired designs into urban environments, these projects not only preserve but also enhance marine biodiversity.

How Living Seawalls Work

1. Nature-Inspired Designs: Living Seawalls utilise specially designed concrete panels that mimic natural habitats such as rock pools and crevices. These panels provide essential habitats for marine organisms.
2. Eco-Friendly Materials: The panels are made from eco-friendly materials, including recycled glass and eco-blend cements. They are designed to increase the complexity of seawalls, promoting the settlement and growth of marine life.
3. Boosting Biodiversity: Research has shown that Living Seawalls significantly boost biodiversity. In Sydney Harbour, these panels have supported at least 36% more species than unmodified seawalls. Invertebrates, seaweeds, and fish thrive in these specially designed habitats.
4. International Impact: The success of Living Seawalls extends beyond Sydney. Similar positive impacts on marine biodiversity have been observed in installations worldwide, including Plymouth Sound in the UK.

Professor Melanie Bishop, co-founder of Living Seawalls, brings over 20 years of experience to this ground-breaking project. As a coastal ecologist and Professor of Biology at Macquarie University, her research focuses on innovative solutions for reviving marine life in degraded environments. Her work highlights the potential of eco-engineering to mitigate the environmental impacts of coastal development.

Sydney Harbour’s shoreline has undergone dramatic transformation over the past 250 years. Once featuring diverse ecosystems like mudflats, sandy beaches, salt marshes, and expansive oyster reefs, it now bears the imprint of urbanisation. Approximately 50% of Sydney’s shoreline is hardened by built structures—a trend seen in many coastal cities globally. Rising sea levels and growing coastal populations necessitate protective measures like sea walls and breakwaters, further modifying the shoreline.

Living Seawalls offer a promising approach. By mimicking natural habitats, these panels provide protective spaces for marine life. Unlike flat and smooth artificial structures, they replicate the complex geometries found in rocky shores, offering crucial protection from predators and extreme conditions.

Photo source 

Selective gardening of Living Seawalls panels allows native species to establish and outcompete non-native ones. Regular monitoring ensures their effectiveness. The project collaborates with industrial designers and local governments, tailoring solutions to specific conditions. While nature-based solutions aren’t universally applicable, they offer a sustainable alternative for many locations.

Living Seawalls exemplify collaboration, innovation, and environmental stewardship. Its an opportunity to go beyond celebrating individual achievements to also recognise the collective impact of projects like these. They provide a hopeful glimpse into a future where human development and natural ecosystems coexist harmoniously, showcasing our potential to create a biodiverse world.

Thank you to Dr. Melanie Bishop,  Australian National Maritime Museum and the Banksia Foundation for making this fascinating tour possible​ .​

Learn more about the NSW Alumni visit to the Living Seawalls project here 

Watch this fabulous video to learn more