Consider the following statements about Ramsar Wetlands
1. The wetland conservation and management rules 2010 have been framed for protection of wetlands which are habitats of birds
2. There are 26 Ramsar sites in India
3. To regulate wetlands in India, Central Wetland Regulatory Authority has been constituted
4. Ramsar Wetlands site is located in Iran near the Black Sea
Which of the statements mentioned above are correct?