Untitled - CNR

Fishery and Sea ResourcesFigure 29: A cargo ship is discharging ballast water in Taranto harbour (July 2005). Toreduce the risk of introduction of NIS in Taranto coastal area, ships entering the portshould exchange the ballast water in open sea at a depth of at least 200 m, and thendeballast “clean” water in the port. (Photo by Ecotaras spa)Figure 30: Even a rope immersed in the sea water is enough for the growing of organism,the so called “fouling organisms”, which form a typical community. This type ofcommunity, that can offer protection and food to fishes and invertebrates, when developson ships’ hulls, can be easily transported through the oceans. (Photo MichelagnoliFoundation Archive)2144