MIGRATORY SPECIES

March 2, 2020

With new additions to the wildlife list put out by the Convention on the Conservation of Migratory Species (CMS), scientists say that the total number of migratory fauna from India comes to 457 species. Birds comprise 83% (380 species) of this figure.

About:

  • The new additions are the Asian elephant, great Indian bustard, Bengal florican, oceanic white-tip shark, urial and smooth hammerhead shark.

  • Globally, more than 650 species are listed under the CMS appendices and India, with over 450 species, plays a very important role in their conservation.

Migratory Birds:

  • The bird family Muscicapidae has the highest number of migratory species. The next highest group of migratory birds is raptors or birds of prey, such as eagles, owls, vultures and kites which are from the family Accipitridae.

  • The country has three flyways (flight paths used by birds): the Central Asian flyway, East Asian flyway and East Asian–Australasian flyway.

  • Another group of birds that migrate in large numbers are waders or shore birds. In India, their migratory species number 41, followed by ducks (38) belonging to the family Anatidae.

Migratory Mammals:

  • The estimate of 44 migratory mammal species in India has risen to 46 after COP 13. The Asian elephant was added to Appendix I and the urial to Appendix II.

  • The largest group of mammals is definitely bats belonging to the family Vespertilionidae. Dolphins are the second highest group of mammals with nine migratory species of dolphins listed.

Migratory Fish:

  • The total number of migratory fish species from India under CMS now stands at 24. The oceanic white-tip shark and smooth hammerhead shark are the new additions to the list.

Migratory Reptiles:

  • Seven reptiles, which include five species of turtles and the Indian gharial and salt water crocodile, are among the CMS species found in India. There was no addition to the reptiles list. 

Source : The Hindu