Shipping Flashing Early Warning Signal - Again?... A leading indicator before the collapse was port statistics... Amrita Sen at Barclays Capital says the number of Baltic Dry ships waiting to berth — mostly in China & Australia — has begun to fall after peaking at 154 in mid-June... The Capesize Iron Ore Port Congestion Index is replicating the pattern seen a year ago just before the commodity boom tipped over...“The anecdotal evidence we are hearing is that vessel queues have been falling. There are reports of cancelled tonnage from China pointing to a slowdown in Chinese buying of coal and iron ore. We are definitely expecting a correction"... http://blogs.telegraph.co.uk/finance/ambroseevans-pritchard/100000188/shipping-flashes-early-warning-signals-again/