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Review Paper | Ecology | Volume 15 Issue 5, May 2026 | Pages: 871 - 874 | India
Hydrothermal Vent - An Underexplored Habitat of Bioluminescence and Biodiversity!
Abstract: The deep ocean represents one of the least explored frontiers of Earth, harboring ecosystems that challenge conventional ecological and evolutionary theories. Hydrothermal vents sustain life through chemosynthesis, supporting diverse communities of extremophiles adapted to high pressure, toxic chemicals, and thermal extremes. Bioluminescence, a hallmark of deep sea organisms, serves multiple ecological functions including predation, defense, communication, and camouflage, and has evolved independently across taxa more than forty times. Together, these adaptations highlight the resilience and innovation of life in extreme environments. Advances in genomics, proteomics, and metabolomics are uncovering hidden biodiversity and novel biochemical pathways, while biotechnological applications of extremophiles-such as thermostable enzymes and fluorescent proteins-are revolutionizing medicine, industry, and molecular biology. At the same time, human activities including deep sea mining, climate change, and pollution pose urgent threats to fragile ecosystems, underscoring the need for expanded conservation frameworks and international cooperation. Hydrothermal vents and bioluminescent systems also provide analogs for extraterrestrial life, informing astrobiology and the search for biosignatures on icy moons like Europa and Enceladus. As exploration technologies advance, these ecosystems may reshape our understanding of life?s limits, offering both scientific insight and ethical challenges. This review integrates ecological, evolutionary, biotechnological, and astrobiological perspectives, emphasizing the importance of conservation and education in safeguarding the deep sea as a frontier of discovery.
Keywords: Hydrothermal vents, Deep sea ecosystems, Bioluminescence, Extremophiles, Chemosynthesis, Luciferin?luciferase reaction, Symbiotic bacteria
How to Cite?: Barnali Sarkar, "Hydrothermal Vent - An Underexplored Habitat of Bioluminescence and Biodiversity!", Volume 15 Issue 5, May 2026, International Journal of Science and Research (IJSR), Pages: 871-874, https://www.ijsr.net/getabstract.php?paperid=SR26514024346, DOI: https://dx.dx.doi.org/10.21275/SR26514024346