The 36 meter long ferry Poetenitz collided with the 114 meter long, 2907 dwt freighter Volgo-Balt 136 on the River Trave at Lubeck, Germany.   The ferry struck the freighter resulting in a small gash in the hull of the Volgo-Balt 136.  The ferry also suffered some damage to its hull.   No reports of injury or pollution being released.   Both vessels are detained by the Water Police while an investigation is conducted.