| Native Name: | ধানসির চর |
| Native Name Lang: | bn |
| Location: | Baleshwari River |
| Country: |  Bangladesh |
| Country Admin Divisions Title: | Division |
| Country Admin Divisions: | Barisal Division |
| Country Admin Divisions Title 1: | District |
| Country Admin Divisions 1: | Barguna District |
| Country Admin Divisions Title 2: | Upazila |
| Country Admin Divisions 2: | Patharghata Upazila |
| Timezone: | BST |
| Utc Offset: | +6 |
Bihanga Island is located at Patharghata Upazila in Barguna District. It is an island of Baleshwari River.Although the island was discovered long ago, it was recently named Bihanga Island. The name Bihanga in Bengali language means "bird". To the locals it is known as the Dhanseer Char. At one time, the island had a lot of Dhanshee plants. It is located close to the World Heritage Sunderbans.[1] [2]
World Heritage Sundarbans in the west, Patharghata Upazila in the east, Chordwani Union and some parts of Sunderbans in the north and Baleshwari river in the south between the Bay of Bengal.