Got net-zero news, project updates, or product launches to share? Scientists call for seascape‑scale restoration to rebuild UK marine ecosystems
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A newly published study presents the most comprehensive evidence yet for restoring entire coastal and marine habitats such as oyster reefs, kelp forests, saltmarshes, and seagrass meadows not as isolated patches but as interconnected systems. The research, led by the University of Portsmouth with support from ZSL and the University of Edinburgh, highlights that ecological connectivity is vital to reaching global climate and biodiversity targets. Notably, these coastal habitats support one another: for instance, seagrass thrives better near oyster reefs, and kelp derives carbon that boosts fish populations. Meanwhile, oyster beds have been shown to improve water clarity and nutrient removal. The paper emphasizes the need for formalising the concept of “seascape restoration,” aiming to restore multiple habitats together to rebuild resilient ecosystems. In the UK, marine ecosystem losses have been stark up to 95% of oyster reefs and 90% of seagrass beds are gone. To reverse this, the study recommends revising marine protected area policies, environmental assessments, and integrating restoration strategies across land‑sea boundaries. What this means: Restoring entire marine habitats as a unified system rather than individual patches is now acknowledged as essential. This approach offers a stronger chance to reverse biodiversity loss, bolster coastal protection, and revitalise fisheries. For policymakers, it implies an urgent need to update marine conservation frameworks to adopt a holistic, seascape scale perspective making marine restoration strategies more ambitious and effective.
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