
Butterfly 1915
| Name | No | Builder | Laid down | Launched | Comp | Fate |
| Blackfly | Yarrow, Scotstoun / Abadan, Iraq | 12/1915 | 1916 | 4/1916 | collision 26/5/1923 | |
| Butterfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 7/1915 | sold 1923 | |
| Caddisfly | Yarrow, Scotstoun / Abadan, Iraq | 12/1915 | 1916 | 4/1916 | sold 1923 | |
| Cranefly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 7/1915 | sold 1923 | |
| Dragonfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 7/1915 | sold 1923 | |
| Firefly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 7/1915 | sunk 14/6/1924 | |
| Gadfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 8/1915 | to Air Ministry 1922 | |
| Grayfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 8/1915 | to War Department 1923 | |
| Greenfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 9/1915 | sold 1923 | |
| Hoverfly | Yarrow, Scotstoun / Abadan, Iraq | 11/1915 | 1916 | 4/1916 | sold 1923 | |
| Mayfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 8/1915 | sold 1923 | |
| Sawfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 8/1915 | sold 1923 | |
| Sedgefly | Yarrow, Scotstoun / Abadan, Iraq | 11/1915 | 1916 | 9/1916 | sold 1923 | |
| Snakefly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 9/1915 | sold 1923 | |
| Stonefly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 9/1915 | sold 1923 | |
| Waterfly | Yarrow, Scotstoun / Abadan, Iraq | 2/1915 | 1915 | 9/1915 | sold 1923 |
|
Displacement normal, t |
98 |
|
Displacement full, t |
|
|
Length, m |
38.4 |
|
Breadth, m |
6.10 |
|
Draught, m |
0.60 |
|
No of shafts |
1 in tunnel |
|
Machinery |
1 VTE, 1 Yarrow boiler |
|
Power, h. p. |
175 |
|
Max speed, kts |
9.5 |
|
Fuel, t |
coal 5 + oil 10 |
|
Armament |
1 x 1 - 102/40 QF Mk IV, 1 x 1 - 76/40 QF Mk I HA, 1 x 1 - 57/40 Hotchkiss (in some), 1 x 1 - 47/50 Vickers AA, 1 x 1 - 40/39 pompom, (4 - 5) x 1 - 7.7/94 |
|
Complement |
22 |
Ship project history: Tunnel-screw type ships served on Mesopotamic front, acted on Tiger and Euphrates.
Modernizations: None.
Naval service: Firefly 1/12/1915 was captured by Turks but 26/2/1917 again has got to British and 14/6/1924 has been sunk by the Iraq rebels. Blackfly was lost 26/8/1923, having flown on a bridge footing in Baghdad.

Sedgefly
© Ivan Gogin, 2008-10