| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| Grasbrook | 173 | Norddeutsche Werft, Geestemünde | 27.5.1916 | 8.1916 | to United Kingdom 7.1920 | ||
| Kuhwärder | 174 | Norddeutsche Werft, Geestemünde | 27.6.1916 | 8.1916 | sunk 30.4.1917 | ||
| Uhlenhorst | 175 | Norddeutsche Werft, Geestemünde | 17.8.1916 | 10.1916 | sunk 2.2.1917 | ||
| Harvesterhude | 176 | Norddeutsche Werft, Geestemünde | 26.9.1916 | 10.1916 | sold 1.1920 | ||
| Wangeroog | 177 | Norddeutsche Werft, Geestemünde | 23.5.1917 | 7.1917 | sold 10.1920 | ||
| Spiekeroog | 178 | Norddeutsche Werft, Geestemünde | 30.6.1917 | 8.1917 | to France 7.1920 | ||
| Langeoog | 179 | Norddeutsche Werft, Geestemünde | 16.8.1917 | 10.1917 | sold 3.1919 | ||
| Baltrum | 180 | Norddeutsche Werft, Geestemünde | 17.10.1917 | 2.1918 | sold 5.1919 | ||
| Admiral von Schröder | 181 | Norddeutsche Werft, Geestemünde | 25.2.1918 | 4.1918 | to United Kingdom 7.1920 | ||
| Admiral von Pohl | 182 | Norddeutsche Werft, Geestemünde | 2.4.1918 | 5.1918 | to Belgium 7.1920 | ||
| Admiral von Heeringen | 183 | Norddeutsche Werft, Geestemünde | 16.6.1918 | 8.1918 | sold 3.1919 | ||
| Wilhelm Paschen | 184 | Norddeutsche Werft, Geestemünde | 8.8.1918 | 10.1918 | sold 3.1919 |
|
Displacement standard, t |
|
|
Displacement full, t |
475 |
|
Length, m |
38.8 |
|
Breadth, m |
7.00 |
|
Draught, m |
2.90 |
|
No of shafts |
1 |
|
Machinery |
1 VTE, 1 boiler |
|
Power, h. p. |
400 |
|
Max speed, kts |
10 |
|
Fuel, t |
coal 100 |
| Endurance, nm(kts) | 5400(10) |
|
Armament |
1 x 1 - 88/27 SK L/30 C/89 or 88/32 SK L/35 C/01 or 88/27 TK L/30 C/08 |
| Complement | 24 - 31 |
Project history: Fishery trawlers, purchased by Navy during building and commissioned as auxiliary patrols.
Modernizations: None.
Naval service: Kuhwärder was sunk on British mine 30.4.1917 off Lister Deep. Uhlenhorst was sunk on British mine 2.2.1917 off Helgoland.
Many thanks to Wolfgang Stöhr for additional information on this page.
© Ivan Gogin, 2008-14