September 26, 2025 8:10 pm

Deep-Sea Exploration at Poompuhar

CURRENT AFFAIRS: Poompuhar, Tamil Nadu State Department of Archaeology, underwater archaeology, Indian Maritime University, side-scan sonar, echo sounders, ROV, sub-bottom profilers, Kaveripoompattinam, Mayiladuthurai

Deep-Sea Exploration at Poompuhar

Underwater Archaeological Survey

Deep-Sea Exploration at Poompuhar: The Tamil Nadu State Department of Archaeology has initiated deep-sea explorations off the coast of Poompuhar. This marks the first major underwater archaeological survey in over two decades. The project aims to uncover remnants of the ancient Chola port city, providing new insights into South India’s maritime history. Static GK fact: Poompuhar was the capital of the early Chola kingdom and an important trade hub during 3rd century BCE to 3rd century CE.

Collaboration and Expertise

The survey is conducted in collaboration with the Indian Maritime University, combining academic expertise with state resources. Researchers employ a multidisciplinary approach, integrating archaeology, marine science, and history. The partnership ensures both scientific rigor and preservation of cultural heritage. Static GK tip: The Indian Maritime University, established in 2008, specializes in maritime studies and research.

Advanced Exploration Technology

The project uses side-scan sonar to map the seafloor, echo sounders for depth profiling, and sub-bottom profilers to detect buried structures. A Remotely Operated Vehicle (ROV) is deployed to capture detailed underwater images. These technologies help locate shipwrecks, submerged artifacts, and ancient port structures with high precision. Static GK fact: ROVs are widely used in oceanography and underwater archaeology for non-invasive surveys.

Historical Significance

Poompuhar, also known as Kaveripoompattinam, was a thriving port in ancient Tamil literature such as Silappadikaram. Its strategic location on the Bay of Bengal facilitated trade with Southeast Asia and Rome. The underwater survey is expected to reveal insights into trade networks, urban planning, and maritime practices of the early Chola period. Static GK tip: Mayiladuthurai district, where Poompuhar is located, is known for its rich cultural and historical heritage.

Future Prospects

The findings from this deep-sea exploration will contribute to academic research, heritage tourism, and preservation strategies. Documentation of artifacts and structures will be digitized for wider accessibility. The project also sets a precedent for similar initiatives along India’s eastern coast. Static GK fact: India has a rich underwater heritage, including sites like Dwarka, Bheemunipatnam, and the Konkan coast.

Static Usthadian Current Affairs Table

Deep-Sea Exploration at Poompuhar:

Topic Detail
Deep-Sea Exploration at Poompuhar Underwater archaeological survey off Tamil Nadu coast
Launch Date September 19, 2025
Conducted By Tamil Nadu State Department of Archaeology
Collaboration Indian Maritime University
Location Poompuhar (Kaveripoompattinam), Mayiladuthurai district
Technology Used Side-scan sonar, echo sounders, sub-bottom profilers, ROV
Historical Significance Ancient Chola port city, trade hub mentioned in Silappadikaram
Objective Study submerged structures and maritime heritage
Duration Gap First exploration after over 20 years
Expected Outcome Academic research, heritage preservation, promotion of tourism
Deep-Sea Exploration at Poompuhar
  1. Poompuhar underwater survey launched on 19 September 2025.
  2. Conducted by Tamil Nadu State Department of Archaeology.
  3. Collaboration with Indian Maritime University for expertise.
  4. First major underwater archaeology survey in 20 years.
  5. Aim is to study submerged ancient Chola port city.
  6. Poompuhar (Kaveripoompattinam) was Chola capital and maritime hub.
  7. Mentioned in Tamil epics like Silappadikaram.
  8. Location in Mayiladuthurai district along Bay of Bengal.
  9. Advanced technology includes side-scan sonar and echo sounders.
  10. Sub-bottom profilers used to detect buried structures.
  11. Remotely Operated Vehicle (ROV) deployed for underwater imaging.
  12. Search for shipwrecks, artifacts, and port structures.
  13. Provides insights into South India’s maritime trade networks.
  14. Reveals urban planning and maritime practices of Chola era.
  15. Indian Maritime University established in 2008 for maritime studies.
  16. Project outcome includes digitization of findings for research.
  17. Helps promote heritage tourism and cultural preservation.
  18. Builds foundation for future deep-sea exploration projects.
  19. India’s rich underwater heritage includes Dwarka and Konkan coast.
  20. Survey strengthens Tamil Nadu’s cultural and maritime identity.

Q1. Which state initiated deep-sea exploration at Poompuhar?


Q2. Which university collaborated in the exploration project?


Q3. What technology is used to map the seafloor in Poompuhar exploration?


Q4. What was Poompuhar’s historical significance?


Q5. When was the Indian Maritime University established?


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