406th PCGA Calamianes Squadron

The Philippine Coast Guard Auxiliary (PCGA) (Filipino: Kapanalig ng Tanod Baybayin ng Pilipinas) (KTBP) is a maritime non-government organization operating under the Department of Transportation and Communications of the Philippines particularly under the Philippine Coast Guard.

The PCGA is involved in the assisted enforcement of maritime laws in the country, especially the promotion of Maritime Safety. It is also involved in maritime search and rescue (SAR) missions, as well as the protection of the marine environment. Currently, it is present throughout the archipelago, with 12 Coast Guard Auxiliary districts.

Currently, the new Philippine Coast Guard Act of 2009 or otherwise known as Republic Act 9993 has set the foothold and legalized the existence of the PCGA as a partner agency operating under the Philippine Coast Guard.

Administrative and Operational control of the PCGA falls under the Commandant of the Coast Guard through the Vice Commandant for Operations.