Damage type to protect against:
Angel --- All
Amarr Navy --- EM & Thermal
Blood --- EM & Thermal
Caldary navy --- Kinetic & Thermal
Gallente --- Kinetic & Thermal
Guristas --- Kinetic & Thermal
Khanid --- EM & Thermal
Mercenary --- EM & Thermal & Kin
Minmatar Fleet --- Explosive/Kinetic-thermal/em
Mordus --- Kinetic & Thermal
Sansha --- EM & Thermal
Serpentis --- Kinetic & Thermal

Main Damage type to shoot at the enemy:
Guristas --- Kinetic
Serpentis --- Thermal
Mordus --- Thermal & Kinetic
Blood --- Thermal
Sansha --- Thermal
Angel --- Explosive
Mercenary --- Thermal