Analysis done using temporal satellite data over six different time periods concluded that the mangrove cover in state has been increased.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/mangrove-cover-andhra-pradesh-sees-increase
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-chronicle-hyderabad
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/andhra-pradesh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mangroves
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coringa-sa
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/m-s-swaminathan-research-foundation-mssrf
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/afforestation
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests