Head Quarters and Regional Centres
- Head Quarters, Kolkata
- Sundarban Regional Centre, Canning
- Marine Aquarium Regional Centre, Digha
- Estuarine Biology Regional Centre, Gopalpur-on-sea
- Southern Regional Centre, Chennai
- Marine Biology Regional Centre, Chennai
- Western Ghat regional Centre, Calicut
- Freshwater Biology Regional Centre, Hyderabad
- Western Regional Centre, Pune
- Central Zone Regional Centre, Jabalpur
- Desert Regional Centre, Jodhpur
- High Altitude Regional Centre, Solan
- Nortern Regional Centre, Dehra Dun
- Gangetic Plains Regional Centre, Patna
- Arunachal Pradesh Regional Centre, Itanagar
- North Eastern Regional Centre, Shillong
- Andaman and Nicobar Regional Centre, Port Blair