Names  Builders  Completed  Losses  Transfers  Discarding 

ML.1  580 
Elco, Bayonne, USA: ML.1  50 Canadian Vickers, Montreal, Canada: ML.51  580 
1915: ML.1  550 1918: ML.551  580 
ML.18 (29.9.1919), ML.19 (31.1.1916), ML.40 (18.5.1916), ML.52 (29.11.1917), ML.55 (28.1.1918), ML.62 (29.9.1919), ML.64 (10.6.1918), ML.97 (CTL WWI), ML.98, ML.110 (23.4.1918), ML.121 (22.12.1918), ML.127 (CTL WWI), ML.149 (10.9.1916), ML.152 (2.1.1920), ML.191 (29.9.1919), ML.196 (after WWI), ML.197 (31.1.1917), ML.229 (CTL WWI), ML.230 (14.9.1916), ML.247 (29.9.1918), ML.253 (14.9.1916), ML.254 (10.5.1918), ML.255 (14.9.1916), ML.278 (15.1.1918), ML.356 (11.1.1918), ML.403 (22.8.1918), ML.421 (6.4.1918), ML.424 (23.4.1918), ML.431 (22.4.1917), ML.434 (after WWI), ML.474 (23.7.1917), ML.521 (after WWI), ML.534 (13.4.1917), ML.540 (8.6.1917), ML.541 (8.6.1917), ML.561 (21.10.1918), ML.566 (22.12.1918) 
France 1916  1917: ML.38 (V5), ML.114  117 (V1  4), ML.390 (V6), ML.392 (V7), ML.394 (V8), ML.396 (V9), ML.400 (V10), ML.402 (V11), ML.404 (V12), ML.442 (V13), ML.444 (V14), ML.446 (V15), ML.448  454 (V16  22), ML.456 (V23), ML.458  460 (V24  26), ML.462 (V27), ML.464 (V28), ML.469  472 (V29  32), ML.489 (V33), ML.491  493 (V34  36), ML.543  544 (V37  38), ML.547  548 (V39  40) 
1919: 200+ boats 1920: 127+ boats 1921: 52 survived 1924: 8 were in commission (ML.8, 287, 291, 307, 339, 473, 519, 542) 1926  1927: last 6 were sold 
Displacement normal, t  ML.1  50: 34 ML.51  580: 37 

Displacement full, t 

Length, m  ML.1  50: 22.9 ML.51  580: 24.4 
Breadth, m  3.74 
Draught, m  1.22 
No of shafts  2 
Machinery  2 petrol engines 
Power, h. p.  440 
Max speed, kts  19 
Fuel, t  petrol 
Endurance, nm(kts)  
Armament  50 boats: 1 x 1  76/23 13pdr 6cwt QF Mk V, 2 DCR, mechanical minesweeping gear 500+ boats: 1 x 1  47/40 3pdr Hotchkiss Mk I, 2 DCR, mechanical minesweeping gear some: 1 x 1  47/46 3pdr Bethlehem Mk II, 2 DCR, mechanical minesweeping gear some: 1 x 1  40/37 2pdr QF Mk III, 2 DCR, mechanical minesweeping gear 
Complement  8 
Massproduced multipurpose motor launches used for patrol and antisubmarine services also for minesweeping.
None
No significant events.