| Active Brahmaputra-Jamuna Floodplain |
| Active Ganges Floodplain |
| Active Tista Floodplain |
| Akhaura Terrace |
| Arial Beel |
| Chittagong Coastal Plain |
| Eastern Surma-Kusiyara Floodplain |
| Ganges Tidal Floodplain |
| Gopalganj-Khulna Beels |
| High Barind Tract |
| High Ganges River Floodplain |
| Karatoya-Bangali Floodplain |
| Level Barind Tract |
| Low Ganges River Floodplain |
| Lower Atrai Basin |
| Lower Meghna River Floodplain |
| Lower Purnabhaba Floodplain |
| Madhupur Tract |
| Middle Meghna River Floodplain |
| North-eastern Barind Tract |
| Northern and Eastern Hills |
| Northern and Eastern Piedmont Plains |
| Old Brahmaputra Floodplain |
| Old Himalayan Piedmont Plain |
| Old Meghna Estuarine Floodplain |
| St. Martin's Coral Island |
| Sylhet Basin |
| Teesta Meander Floodplain |
| Young Brahmaputra and Jamuna Floodplain |
| Young Meghna Estuarine Floodplain |
| Active Brahmaputra-Jamuna Fl |
| Active Ganges Floodplain |
| Active Tista Floodplain |
| Akhaura Terrace |
| Arial Bil |
| Chittagong Coastal Plain |
| Eastern Surma-Kusiyara Floodp |
| Ganges Tidal Floodplain |
| Gopalganj-Khulna Bils |
| High Barind Tract |
| High Ganges River Floodplain |
| Karatoya-Bangali Floodplain |
| Level Barind Tract |
| Low Ganges River Floodplain |
| Lower Atrai Basin |
| Lower Meghna River Floodplain |
| Lower Purnabhaba Floodplain |
| Madhupur Tract |
| Middle Meghna River Floodplai |
| North-eastern Barind Tract |
| Northern and Eastern Hills |
| Northern and Eastern Piedmont |
| Old Brahmaputra Floodplain |
| Old Himalayan Piedmont Plain |
| Old Meghna Estuarine Floodpla |
| St. Martin's Coral Island |
| Sylhet Basin |
| Tista Meander Floodplain |
| Young Brahmaputra and Jamuna |
| Young Meghna Estuarine Floodp |