[1] Calagnaan is part of barangays Manlot, Tinigban, Bito-on (Proper, Bung-Indong Dako and Bung Indong Gamay), Talingting and Barangoalan (variously spelled Barangkalan).

[3] The name Calagnaan comes from dagna or lagna, which is the Visayan word for water springs several of which can be found on the island.

[4] Typhoon Haiyan (locally known as Yolanda) passed over Calagnaan, along with the rest of Panay, on November 8, 2013.

[5] HMS Illustrious' initial assessment on November 25 was that 177 houses, 60–70 boats, and the island school had been damaged.

[2] Illustrious' crew began its aid mission with a helicopter-drop of a 10.5 tonnes (11.6 tons) food pack and followed up with enough tarpaulin to repair 250 homes.