It can carry and lay up to 300 mines.
The ships were also capable of carrying 120 naval mines.
The ship carried 45 mines to be used to protect her anchorage.
The ships were also modified to carry more mines and a helicopter pad was added.
After the heavy gun and ammunition were removed, she could carry 55 mines.
In 1915, Berlin was modified to carry 80 naval mines.
In 1915, the ship was retrofitted to carry 80 mines.
Grille had provisions to carry up to 228 naval mines.
The capacity to carry 120 mines was also added.
They also carried 50 mines to be laid to protect their anchorage in remote areas.