New Discoveries of Ancient Coral and Deep-Sea Ecosystems off Newfoundland
Scientists Reveal Ancient Coral Habitats and Deep-Sea Canyons off Newfoundland and Labrador Coast
BenzingaImage: Benzinga
A recent scientific expedition to the Southern Newfoundland Slope has uncovered ancient coral forests, deep-sea canyons, and diverse marine habitats. Conducted by Oceana Canada and Fisheries and Oceans Canada, the findings highlight the ecological significance of these underwater environments, which support various marine species and contribute to Canada's economy.
- 01The expedition documented coral colonies over a meter high, some more than a century old, providing habitat for numerous marine species.
- 02Marine mammals, including pilot whales and a blue whale, were observed, indicating a productive ecosystem.
- 03The Southern Newfoundland Slope is part of a vital fishing ground, with ecosystem services valued at over $7.1 billion in 2023.
- 04The research utilized advanced techniques like drop-camera systems and environmental DNA sampling to explore depths between 400 and 1,300 meters.
- 05The findings will inform future conservation efforts and are expected to enhance public understanding of Canada's deep ocean ecosystems.
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A joint expedition by Oceana Canada and Fisheries and Oceans Canada has revealed significant underwater ecosystems along the Southern Newfoundland Slope, featuring ancient coral forests and expansive deep-sea canyons. Conducted in July and October 2025, the research aimed to document the ecological richness of this region, which is crucial for fisheries and marine biodiversity. The team observed coral colonies exceeding a meter in height, some dating back over a century, and documented a variety of marine life, including halibut, Atlantic cod, and endangered species like cusk and northern wolffish. The expedition also noted the presence of marine mammals, such as pilot whales and a blue whale, highlighting the area's productivity. The findings, which are the most detailed to date, will be shared with scientists and policymakers to guide conservation efforts. A public event on June 2, 2026, will showcase these discoveries, emphasizing the importance of understanding and protecting Canada's deep-sea habitats.
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The discoveries from the expedition underscore the ecological and economic importance of the Southern Newfoundland Slope, which supports fisheries and marine biodiversity.
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