did you notice that  http://www.btc38.com/trade.html?btc38_trade_coin_name=doge is few seconds or minutes in front of cryptsy ?
When there is pump or dump, mostly first appears on btc38.
just take a look a the 150m dump on btc38 right now and wait for it on cryptsy.
There Chinese guys move real quantity of coins...not like us US or EU people...