International

1. Society for Study of Amphibians and Reptiles (SSAR), USA.
   Student Member. WEB LINK.

2. Cat Specialists Group (CSG) of the Species Survival Commission of the IUCN-International Union for Conservation of Nature.
   Specialist Member. WEB LINK.

3. Society for Conservation Biology
   Student Member. WEB LINK.

4. American Society of Ichthyologists and Herpetologists (ASIH), USA.
   Student Member. WEB LINK.

5. The Wildlife Society (TWS), USA.
   Student Member. WEB LINK.

6. Horned Lizard Conservation Society (HLCS), USA.
   Student Member. WEB LINK.

7. Marine Turtle Specialist Group (MTSG) of the Species Survival Commission of the IUCN-International Union for Conservation of Nature.
   Specialist Member. WEB LINK.

8. Turtle Survival Alliance (TSA), USA.
   Professional Member. WEB LINK.

9. Texas Academy of Sciences, USA.
   Student Member. WEB LINK.

10. Amphibian Specialist Group of the South Asia. SSC. IUCN-International Union for Conservation of Nature, South Asia.
    Specialist Member. WEB LINK.

1. Bangladesh National Biodiversity Group, Bangladesh.
   Fellow Member.

2. Zoological Society of Bangladesh, Dhaka, Bangladesh.
   Professional Member.

3. Nature Study and Conservation Club, Jahangirnagar University, Dhaka, Bangladesh.
   Founding Chief Advisor.