Duncan Passage
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Overview
Duncan Passage is a strait in the Andaman Sea between South Andaman (with Rutland Island) and Little Andaman.
It joins the Bay of Bengal with the Andaman Sea and is used by ships moving between Port Blair and the southern islands.
It is one of a set of channels that divide the island chain into groups, a pattern that is easy to learn on a map from north to south.
Geography and key facts
- Between South Andaman / Rutland Island and Little Andaman
- Links the Bay of Bengal and the Andaman Sea
- Lies north of the Ten Degree Channel
- Within India's Andaman and Nicobar waters
Why it matters for UPSC
Order from north to south: Coco Channel, Duncan Passage, Ten Degree Channel, Six Degree Channel. A straight map question.
Note for UPSC
Separates South Andaman from Little Andaman.
Useful for questions on maritime geography, ports and islands nearby.
Asked in PYQs
No question in our Prelims bank names Duncan Passage yet.
Key facts
- Type
- Gulf, bay or strait
- State / UT
- Andaman and Nicobar
- Coordinates
- 11.000°N, 92.000°E
From the Map Explorer data; positions are for orientation.
In the lessons
More gulfs, bays and straits nearby
Other places in Andaman and Nicobar
All gulfs, bays and straits · Revision list · Most asked in PYQs