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Scientists map vast bamboo coral forest 1,400 metres below surface

Researchers have discovered a previously unknown deep-water bamboo coral forest during an expedition near the Xisha Islands, revealing a thriving ecosystem in one of the ocean's most extreme environments.

LSN India · 13 October 2026

Scientists map vast bamboo coral forest 1,400 metres below surface

A team of scientists has identified an extensive bamboo coral forest at depths between 1,200 and 1,380 metres near the Xisha Islands, marking a significant finding in deep-sea biodiversity research. The discovery reveals a complex marine ecosystem previously unknown to researchers, with varied species and habitats distributed across the deep-ocean floor.

The expedition documented increasing coral density as depths decreased within the forest zone, demonstrating the ecological stratification typical of deep-water environments. Researchers observed that the coral forest supports diverse marine life forms, indicating its importance as a habitat and feeding ground for deep-sea species adapted to extreme pressure and darkness.

Conditions at these depths create a unique environment supporting the forest's growth and biodiversity. Strong underwater currents combine with nutrient-rich waters to sustain the coral ecosystem, providing the resources necessary for deep-sea organisms to survive and thrive far below the ocean's sunlit surface.

The findings add to growing scientific understanding of deep-ocean ecosystems and their role in global marine biodiversity. As deep-sea exploration techniques advance, researchers continue to uncover previously unknown habitats that may hold significant ecological and scientific value.