▁ ▁of ▁qu ay ▁and ▁can ▁facil itate ▁vessels ▁up ▁to ▁ 6 2 , 0 0 0 ▁G RT . ▁Prim arily ▁a ▁bulk ▁port ▁and ▁major ▁im porter ▁of ▁oil , ▁coal , ▁animal ▁feed , ▁fert il iser ▁and ▁p lywood ▁the ▁port ▁also ▁accepts ▁cru ise ▁ships ▁at ▁the ▁city ▁centre ▁ber th s , ▁at ▁its ▁commercial ▁port ▁at ▁Lis ah ally ▁as ▁well ▁as ▁the ▁tender ▁port ▁of ▁Green castle . ▁ ▁In ▁July ▁ 2 0 0 3 ▁Fo yle ▁Port ▁installed ▁the ▁first ▁of ▁its ▁two ▁permanent ▁p onto ons ▁referred ▁to ▁as ▁the ▁Fo yle ▁Port ▁Marina ▁in ▁the ▁heart ▁of ▁the ▁city . ▁The ▁mar ina ▁facility ▁consists ▁of ▁a ▁ ▁long ▁wooden ▁structure ▁( s outh ), ▁later ▁a ▁second ▁p onto on ▁was ▁established ▁close ▁by ▁compr ising ▁a ▁ ▁concrete ▁structure ▁( n orth ). ▁Over all ▁the ▁Fo yle ▁Port ▁Marina ▁offers ▁a ▁total ▁in ▁excess ▁of ▁ ▁of ▁secure ▁deep ▁water ▁ber thing . ▁ ▁General ▁information ▁Most ▁of ▁the ▁current ▁London der ry ▁Port ▁is ▁in ▁the ▁town land ▁of ▁Lis ah ally ▁( or ▁L iss ah aw ley ), ▁a ▁to pon ym ▁that ▁may ▁be ▁derived ▁. ▁▁ ▁Kn own ▁as ▁L un non der rie ▁H air bour ▁in ▁Ul ster - Sc ots , ▁the ▁port ▁has ▁witness ed ▁mass ▁em igration ▁of ▁Irish ▁and ▁Sc ots - I r ish ▁people ▁over ▁the ▁centuries ▁to ▁North ▁America , ▁Scotland , ▁England