Referral-Tree-Lightcraft-Hierarchy

Smallcraft (F or U) (0 - 99 tons) (* System craft / non-Jump *)

1. Fighter: Interceptor / Picket (FD / FE / FP / FR) (10 - 50 tons)
2. Gunboat / Torpedo Boat (GB / MB / DB / EB) (40 - 99 tons)
3. Cutter (sC/qC) (45+ tons)
4. Light Sloop (ESL) (50 - 99 tons)

Bigcraft (W or Other) (100 tons or larger) (* System vessel / non-Jump *)

1. Escort Vessel (ES/ESV):
   1. Sloop-of-War (ESB/ESG) (100 - 600 tons)
   2. Gun-Brig (EB/EBG) (400 - 1000 tons)
2. Defense Boat (DB/SDB) (100 - 1,000 tons)
3. System Defense Vessel (DV/SDV) (1,000 - 2,499 tons or larger)
   1. Defense Frigate (DG) (800 - 1,200 tons)
   2. Escort Defense Cruiser (EDC) (1,000 - 2,000 tons)

Largecraft (100 tons or larger) (* Jump-capable *)

1. Escort (E):
   1. Jump-Sloop (ESJ) (100 - 600 tons)
   2. Close Escort (EC/CE) (300 - 600 tons)
   3. Corvette (E/EG) (300 - 800 tons)
2. Frigate (G):
   1. Destroyer Escort (DE) (400 - 1,000 tons)
   2. Escort Frigate (EG) (500 - 1,200 tons)
   3. Gunned Frigate (G) (500 - 1,200 tons)
3. Destroyer (D):
   1. Escort Destroyer (ED) (1,000 - 2,499 tons or larger)
4. Escort Cruiser (EC):
   1. Detached Cruiser (CC) (1,000 - 2,499 tons or larger)
      1. Colonial Cruiser (CC) (1,000 - 2,499 tons or larger)
      2. Provincial Cruiser (CC) (1,000 - 2,499 tons or larger)
   2. Destroyer Leader (DGL/DGC/DLC) (1,000 - 2,499 tons or larger)
   3. Heavy Gun-Frigate (EGC/GFC) (1,000 - 2,499 tons)

Traditionally, the historical vessels from which the names of the modern examples above are taken increased in size along the progression below.

»» For more detailed background information, please see: Origins of Vessel Naming Nomenclature.

• Gunboat »» Sloop (Single-mast) »» Sloop-of-War (Brig-Sloop (2-mast) »» Ship-Sloop (3-mast)) »» Corvette »» Escort/Patrol Frigate (Destroyer Escort) »» Destroyer (Escort Destroyer / Fleet Destroyer) »» (Destroyer Leader <> Heavy Gun Frigate) »» Cruiser »» (Heavy) Gun Cruiser